Cover of Formula for More

Formula for More

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Jim is a software developer who works from home, is fairly introverted, and lacks confidence in his sexual prowess and worries about the size of his penis although he's fairly average sized. Sherry is Jim's wife who is a brilliant scientist. Sherry creates a chemical formula designed to help her husband Jim by increasing the size of his penis. The formula works, giving Jim a huge cock that's 12 inches long when erect and incredible sexual stamina, but has a side effect increasing his pheromone output and causing adult women near him, including Sherry, to become incredibly aroused. Both Jim and Sherry are happy about and enjoy this effect as they explore a much stronger sexual relationship and Jim's sexual confidence grows.

Chapter 2: Unleashed Desires

The sterile chill of the lab pressed in around them, but inside Jim, the furnace roared. It wasn’t the terrifying, icy burn from before, nor the brief agony of the blue light. This was different. Deeper. Settled. A radiating, persistent heat that pulsed low in his belly, a steady thrum like a powerful engine idling. The fear that had choked him moments ago felt distant, replaced by a strange, buzzing energy that made his skin feel too tight, too sensitive.

Sherry hadn't stopped moving. She snatched a portable pulse oximeter, clipped it to his finger, her movements jerky, eyes wide and darting. "One hundred percent," she muttered, staring at the glowing number. "Heart rate... eighty-five. Elevated, but stable. Jesus, Jim, you scared the living hell out of me." Her voice cracked, betraying the rigid control she was trying to impose. She pressed her palm flat against his chest. "You're burning up. Core temp feels... elevated." Her scientific assessment couldn't mask the tremor in her hand.

"Not burning," Jim corrected, his voice lower, rougher than usual. He caught her wrist, gently pulling her hand away from his chest, holding it. Her skin felt cool against the internal firestorm. The simple contact sent a fresh jolt of that intense, pleasant heat radiating down his spine, pooling heavily between his legs. "Warm. Really fucking warm, Sherry. And... good."

He saw the shift in her eyes. The frantic scientist momentarily receded, replaced by the woman who knew his body, his insecurities, his deepest desires. Her gaze dropped to where his flannel shirt hung open, then lower, lingering for a heartbeat before snapping back to his face. A flush crept up her neck, visible even under the harsh fluorescents. Her breathing hitched, just slightly.

"Good?" she repeated softly, her voice catching. "Just... good?"

"Better than good," Jim murmured. He tugged her closer, stepping off the edge of the steel table. The movement brought their bodies within inches. He could smell the faint chemical tang clinging to her lab coat, mixed with the familiar, comforting scent of her skin, her shampoo. It was intoxicating. That ever-present knot of doubt, the one that usually tightened whenever intimacy felt imminent, was... gone. Smothered by the relentless, confident heat. He looked down at her, really looked, seeing the worry lines etched around her eyes, the fiery determination usually directed at her work now flickering with something else. Desire. Raw, potent desire, mixed with lingering fear. "It feels like... power," he breathed, the word unfamiliar, thrilling on his tongue. "Like... nothing can stop me."

Sherry bit her lower lip, a nervous habit he knew well. But her eyes didn't waver. They held his, searching, assessing. Then, slowly, deliberately, she reached up and unbuttoned the top button of his flannel shirt. Her fingers brushed the skin of his chest. He hissed, the touch igniting sparks across his nerve endings. She undid the next button. Then the next.

"Show me," she whispered, the command barely audible over the hum of the centrifuge. Her voice was thick, husky. "Show me this... power."

That was all it took. The dam broke. Jim’s hands, usually tentative, shot out. He grabbed her hips, fingers digging into the thin fabric of her lab coat, hauling her against him. The heat flared, intense and demanding. He crashed his mouth down on hers, not with his usual careful tenderness, but with a bruising, possessive hunger. He tasted the sharp tang of chemicals on her lips, the sweetness of her breath, and it only fueled the inferno inside him.

She gasped into his mouth, a sound that morphed into a low moan. Her hands fisted in his open shirt, pulling him impossibly closer. Her body arched against his, the hard lines of her lab coat contrasting sharply with the yielding softness beneath. He felt the hard points of her nipples through the layers of fabric and bra, pressing against his bare chest. The need became primal, urgent.

He broke the kiss, panting, his gaze raking over her face, flushed and beautiful. "Get this fucking coat off," he growled, the obscenity feeling natural, necessary. He started yanking at the white fabric, pushing it roughly off her shoulders. It pooled on the floor at their feet. Her blouse was next. He fumbled with the buttons, impatience making his fingers clumsy. He gave a frustrated grunt, gripped the fabric, and ripped. Buttons pinged off the stainless-steel table, skittering across the floor.

Sherry cried out, not in protest, but in startled arousal. "Jim!" Her gaze was wide, dark with lust, a wildness he’d never seen before. Or maybe he’d never let himself see it.

He pushed the torn blouse off, revealing her pale shoulders, the delicate lace of her bra. He didn't pause. He unhooked it with one rough swipe, freeing her breasts. They were full, high, nipples already taut and dark. He groaned, the sight feeding the ravenous beast inside him. He palmed one breast, squeezing hard, thumb rubbing roughly over her nipple. She arched her back, a sharp cry escaping her lips.

"God, yes," she gasped. "Harder."

He bent his head, sucking a nipple deep into his mouth, tongue swirling, teeth grazing lightly. His other hand slid down her trembling belly, fingers hooking into the waistband of her sensible slacks and underwear, shoving them down her hips in one brutal motion. They tangled around her ankles. She kicked them off frantically.

He straightened, lifting her bodily off her feet. She wrapped her legs around his waist instantly, her arms locking around his neck. The heat radiating from his core seemed to envelop her. He spun them, pinning her back against the cold, unyielding steel table. Her bare skin met the chill surface, and she gasped, her eyes flying open.

"Cold!" she gasped.

"Warm you up," Jim promised, his voice a guttural rasp. He braced one hand beside her head, the other sliding between her thighs. He found her soaking wet, slick heat meeting his questing fingers. He pushed two fingers inside her without preamble, deep and hard. She cried out, her inner muscles clamping down on him like a vise.

"Fuck, Sherry," he breathed, feeling her incredible tightness, the molten wetness. "You're so goddamn ready."

He pumped his fingers, curling them, finding that spot he knew drove her wild. Her hips bucked off the table, grinding against his hand. Her moans turned into high-pitched whimpers, fingers clawing at his shoulders. "Yes! Oh god, Jim! Right there! Don't stop!"

He left his fingers buried deep inside her, stretching her. His other hand fumbled with his belt buckle, his jeans button, the zipper. The thick, heavy weight of his cock strained against the fabric, harder and fuller than he could ever remember. A flicker of his old insecurity tried to surface – Is it enough? – but the searing heat in his veins vaporized it instantly. He knew. He felt enormous, powerful. Invincible.

He shoved his jeans and boxers down just enough to free himself. He looked down. Sherry's eyes followed his gaze. Her breath hitched. Her lips parted in a silent 'O' of shock.

"Oh," she breathed, staring. "Oh, Jim..."

It was different. Thicker. Longer. Veins stood out prominently along the shaft, which pulsed visibly with his heartbeat. The head, engorged and flushed a deep crimson, looked impossibly large. It wasn't just size; it looked... potent. Dangerous. Arousal flooded her expression, mixed with pure astonishment. "It... it worked," she whispered, awe and disbelief warring in her voice. "God, it really worked..."

The raw hunger in her gaze obliterated any remaining hesitation. He positioned himself at her entrance, the slick head nudging her swollen folds. He met her eyes, seeing the reflection of the animal he'd become. "Tell me you want it," he demanded, his voice thick.

"I want it," she gasped, her voice trembling. "Fuck me, Jim. Please. Fuck me hard."

He pushed forward. Slowly at first, feeling the incredible resistance, the tight grip of her body welcoming him. Inch by thick inch, he sank into her heat, deeper than he'd ever been. She cried out, a guttural sound ripped from her throat, her eyes rolling back for a second. He felt her stretching, accommodating him, the sensation dizzying, overwhelming.

"Jesus Christ," he groaned, the heat inside him flaring white-hot. She was so tight, so incredibly hot and wet. He bottomed out, his hips flush against hers, buried to the hilt. They both froze for a split second, panting, overwhelmed by the sheer intensity of the connection, the impossible fullness, the raw power of it.

Then he pulled back, almost all the way out, feeling her inner muscles cling desperately, before slamming back in with a force that shook the table. Sherry screamed, her nails digging into his biceps. He didn't hold back. He set a brutal, driving rhythm, each powerful thrust burying his transformed cock deep inside her, the slap of skin on skin echoing sharply in the clinical space, mingling with the hum of machines and their ragged breaths.

"Yes! Fuck! Oh god, YES!" Sherry chanted, her hips rising to meet each plunge, her body taking every punishing inch. "So deep! So fucking big! Don't stop! Harder! Give it to me harder!"

He obliged. He gripped her hips, lifting her slightly, changing the angle. He pistoned into her, driving deep with relentless force. The table screeched against the tile floor with each thrust. Her cries became incoherent sobs of pleasure, her body arching, writhing beneath him. He could feel the pressure building inside him, an unstoppable tide fueled by the furnace in his core and the unbelievable feel of her gripping, wet heat around his cock.

He felt her inner muscles begin to flutter wildly, then clamp down in a fierce, rhythmic spasm. "Jim! I'm coming! Oh fuck, I'm COMING!" she shrieked, her back arching off the table, head thrown back, body shuddering violently around him.

The sight, the feel of her climax, the animal sounds she made – it detonated his own control. With a roar that seemed to shake the beakers on the shelves, he slammed into her one final, devastating time and exploded. His release was volcanic, searing hot ropes pumping deep inside her, wave after wave of blinding, almost painful ecstasy wracking his body. He collapsed forward onto her, bracing himself on trembling arms, buried deep, still pulsing, gasping for air against the curve of her neck.

The lab sounds rushed back – the centrifuge’s whine, the gurgle of a condenser. Their harsh breathing filled the space between them. Sherry’s arms and legs tightened around him, holding him inside, her own body still trembling with aftershocks. She turned her head, her lips finding his ear.

"Holy shit," she breathed, her voice wrecked, awestruck. "Jim... what the fuck did I create?" Her hand slid down between them, fingers tracing the thick base of his cock where it was still buried impossibly deep inside her, slick with their combined fluids. She squeezed gently, experimentally. He groaned, feeling the over-sensitized flesh twitch in response. "It's..." Her voice held a tremor that wasn't entirely pleasure. "...huge. And still so... hard."

He lifted his head, meeting her gaze. Her green eyes were wide, pupils blown, reflecting the harsh light and a dawning, almost fearful realization beneath the lingering haze of ecstasy. The pleasant warmth inside him was still there, a low, satisfied thrum. But seeing her expression, feeling the undeniable, unfamiliar weight and hardness still thick within her, a different kind of chill prickled at the edges of his newfound confidence. Not the terrifying cold from the injection, but the cold touch of uncertainty. What had she created? And what did it mean for them?

The silence stretched, thick with the smell of sex, chemicals, and unanswered questions. Sherry’s fingers remained tracing the unfamiliar thickness at the base of Jim’s cock, her touch sending confusing ripples through his oversensitive flesh. Her green eyes, wide and searching, held a flicker of something primal beneath the scientific astonishment – a hint of fear, maybe awe, definitely a profound shift in their reality.

Jim felt the low thrumming warmth inside him, a satisfied engine idling, but seeing that flicker in her eyes pricked his newfound certainty. He shifted slightly, the movement pulling him fractionally deeper within her slick heat, making them both gasp. "Sherry?" His voice was rough, scraped raw.

She blinked, her gaze snapping fully back to his face. "It’s… still there," she whispered, her voice husky. "The size. The hardness. It didn’t… subside." Her scientific observation trembled on the edge of disbelief. "The formula… it wasn’t temporary."

The clinical words hung in the humid air. The centrifuge whined, oblivious. Jim swallowed, the reality settling like a physical weight. This wasn't just a fleeting rush. This was him now. He carefully eased his hips back, the sensation of withdrawal intense, almost painful in its intimacy. Sherry inhaled sharply as he slid free, a soft, wet sound accompanying the separation. A trickle of their combined fluids traced a path down her inner thigh onto the cold steel table.

He felt suddenly exposed, vulnerable again despite the lingering heat and the undeniable evidence of his transformation resting heavy against his own thigh. He looked down at himself – the flushed, thick length, veins prominent, utterly alien yet undeniably part of him. Then he looked at Sherry, sprawled on the unforgiving table, skin flushed, breasts rising and falling rapidly, her gaze fixed on him with unnerving intensity.

"Jim," she breathed, pushing herself up onto her elbows, wincing slightly. Her eyes weren't afraid now, just profoundly overwhelmed. "Are you… okay? Inside? Does it feel… wrong?"

He shook his head, the motion jerky. "No. Not wrong. Just… different. Powerful. Scary." He reached out, his hand trembling slightly, and gently brushed a strand of fiery red hair stuck to her damp temple. The tenderness felt jarring after the raw ferocity of moments before. "You?"

She caught his hand, pressing his palm against her cheek. Her skin was hot. "Scared," she admitted, her voice small. "Thrilled. Confused. What did I do?" A tear escaped, tracing a path through the faint smudge of chemical residue near her eye. "I just wanted you to feel… secure. Not… this."

"Hey." Jim’s voice softened. He leaned in, ignoring the cool air on his own exposed skin, and gathered her against him. She came willingly, burying her face in the crook of his neck, her arms wrapping tightly around his waist. He held her close, feeling the rapid thud of her heart against his chest, the slight tremble in her shoulders. The pungent lab smells – solvents, ozone, their own sweat and sex – mingled strangely with the simple comfort of holding his wife.

He rested his chin on top of her head, breathing in the familiar scent of her shampoo beneath the chemical tang. The internal furnace had banked to a deep, steady ember, radiating warmth and a profound sense of calm he hadn't known he craved. The frantic energy, the driving need, had subsided, leaving behind this solid, anchoring presence. "We’re okay," he murmured into her hair, the words feeling true as he spoke them. "Whatever this is… we’ll figure it out. Together. Like we always do."

Sherry pulled back just enough to look up at him. Her eyes were still wide, still wet, but the fear had receded, replaced by a dawning wonder and a fierce, protective love. She traced his jawline with her fingertips, her touch feather-light. "Together," she echoed, her voice firmer now. A small, shaky smile touched her lips. "And… objectively? The cellular regeneration… the sustained vascular engorgement… it’s unprecedented." The scientist peeked through, momentarily awed by her own creation despite the personal earthquake.

Jim chuckled, a low rumble in his chest that felt new, deeper. He pressed a kiss to her forehead, lingering. "Yeah, well. Unprecedented is one word for it." He held her gaze, the quiet certainty settling deeper. "Just hold me, Sherry. For a minute. Just hold me." He pulled her close again, her body molding against his, a sanctuary amidst the sterile chaos of her lab. Her arms tightened around him, her breath evening out against his skin. In that quiet embrace, surrounded by the humming machines and the lingering scent of their passion, the terrifying unknown felt manageable. They were still Jim and Sherry. That hadn't changed. And right now, holding each other close, that felt like enough.

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