Chapter 4: The Heir's Proof
The King’s order to rest was a blade in Jay’s side. Sleep was unthinkable. Every time he closed his eyes, he saw the stranger’s grim face, heard the name Adachi echoing in the vault of a burned castle. He moved through the sleeping castle corridors not as Sir Tanaka, the trusted knight, but as a phantom, a question wrapped in stolen armor.
His feet carried him on a path deeper than intention, down spiral staircases worn smooth by generations of servants, into the bedrock upon which the kingdom sat. The air grew cold and still, smelling of damp stone and slow decay. He had never been to the Secret Archives—few living had—but he knew of them. A place for histories too raw, too dangerous for the sunlit libraries above.
A single, ancient guardsman dozed at a wrought-iron gate, a bottle of something potent beside his stool. Jay slipped past him, a shadow among shadows, using a trick of lock-picking learned in a different, fuzzier life. The gate groaned softly, and the guard snorted in his sleep, but did not wake.
Beyond lay a cavernous darkness. Jay lit a slender taper from a sconce, and the flame pushed back the blackness in a small, trembling sphere. The archives were a catacomb of knowledge. Endless shelves, carved from the living rock, stretched into oblivion, crammed with scroll tubes, leather-bound folios, and metal-banded chests. The air hummed, thick with the silence of secrets.
He didn’t know what he was looking for.A proof. A denial. Anything to shatter the stranger’s words or make them real.
He moved with a hunter’s focus, his eyes scanning labels faded to ghosts of ink. Tax Levies, 3rd Dynasty. Border Skirmishes, Southern Province. He passed centuries of bureaucratic tedium. Then he found it: a section marked simply, Annexations & Dissolutions.
His heart was a dull, heavy drum against his ribs. There, between Mori and Ueda, was a space. A shelf that held only three items. A slim ledger. A rolled map. A single, heavy parchment folio.
He pulled the folio free, dust coughing into the air like ancient breath. He laid it on a stone reading desk, the candle pooling light on its cover. The leather was stained a dark, ugly brown in one corner. He opened it.
The script was formal, a royal scribe’s hand. A Record of Events Pertaining to the Adachi Holding, and its Integration into the Crown Dominion of Mizusawa.Integration. Such a clean, bloodless word.
He turned the pages. Lists of confiscated grain stores, inventories of captured armor. A cold, administrative autopsy of a dead house. Then, a witness report. The script grew less precise, more hurried. …fire took the central keep. Lord Takeshi Adachi fell at the high table. Lady Amaya was found in the nursery…
Jay’s vision tunneled. The words swam. He forced himself to breathe, to turn the page.
And there it was.
An illustration, drawn in careful, almost clinical ink. A family tree, now a stump. At the bottom, a small notation beside the name Kaito Adachi, son and heir, aged 4. And there, a sketched detail, an identifier: Distinguishing Mark: a crescent moon, the inner curve facing the wrist, upon the inner left forearm.
The taper almost slipped from his fingers. The scar on his own arm, that numb, twisted patch of skin he’d carried since forever, itched with a sudden, phantom fire. He had no memory of the mark, only of the angry, infected burn that had supposedly claimed it in a kitchen accident.A convenient story. A perfect erasure.
The truth was a physical weight, crushing the air from his lungs. He was not nobody. He was a ghost with a name. He was a boy who should have died in a nursery.
“I thought I saw someone slip down here.”
The voice, soft and laced with worry, came from the darkness behind him.
Jay slammed the folio shut, whirling, his hand going to a sword that wasn’t there—he’d left it in his quarters, a part of his discarded guise. Emily stood at the edge of the candlelight, wrapped in a simple midnight-blue shawl over her nightdress. Her hair was loose, a river of black down her back. In her hand, she held her own candle, its light making her face look pale and terribly young.
“Princess,” he said, the word a croak. “You shouldn’t be here.”
“Neither should you.” She stepped forward, her eyes wide, searching his face. “Jay, what’s wrong? You look… you look like you’ve seen a spirit.”
He stood between her and the desk, a futile barricade. “It’s nothing. I couldn’t sleep. I was just… curious.”
“Curious?” Her gaze darted past him to the closed folio, to the dusty shelf labelled Adachi. The name meant nothing to her, he was sure. A forgotten footnote in a history book. “Since when does curiosity make a man look so terrified?”
She moved then, with that quiet persistence he knew so well. He was too slow, too unmoored to stop her. She slid past him and touched the folio’s stained cover. “What is this?”
“Emily, don’t.”
It was the first time he had used her name in private in years. It stopped her for a second. She looked at him, hearing the raw plea in his voice. Then, her curiosity—her intelligent, relentless need to understand—won out. She opened the book.
She was silent for a long time, turning the pages slowly. He watched her eyes trace the words, saw the moment she reached the family tree. Saw her breath catch. Her finger hovered over the illustration of the birthmark.
Slowly, very slowly, she looked up at him. Her eyes travelled down his left arm, encased in its dark tunic sleeve.
“Jay,” she whispered. “Your scar.”
He couldn’t speak. The denial was ash in his mouth.
“The boy who vanished,” she said, reading the text aloud in a hollow tone. “Presumed perished in the flames. The Adachi heir.” She looked from the page to his face, connecting dots with a devastating, Princess-who-studied-statecraft speed. “Haru’s grandfather led this raid. This… extermination.”
The pieces crashed together in her mind. He saw it happen.The strange tension. Haru’s pointed barbs. The possessive glint in the prince’s eye whenever he looked at Jay.
“He knows,” she breathed, the horror dawning. “Haru knows who you are. That’s why he… all of this isn’t just about an alliance, is it?” Her voice dropped to a shocked whisper. “It’s about you. He’s taunting you. He’s here to finish it.”
She reached out, her fingers trembling, and touched his arm, right over the fabric covering the scar. The gesture was so intimate, so far beyond their stations, it shattered the last of his composure.
“I am not a knight,” he said, the words tearing out of him. “I am a political corpse. A problem your father is sheltering. And he will use you to break what’s left of me.”
Emily’s fingers tightened on his arm. The fear in her eyes was being burned away by something hotter, fiercer. “No.”
“Emily, you have to stay away from me. My very presence is a threat to you. To everything.”
“Stop.” Her voice cut through the dusty air, sharp and clear. She let go of his arm and placed her hand flat on the closed folio, as if silencing the past. “This changes nothing about who you are. It only changes what he is. A monster playing at being a prince.” She looked at the bloody stain on the leather, then back at Jay. “My protector is not a lie. Your honor is not a lie. This,” she gestured at the archive, at the ghost of the Adachi name, “is just history. It’s not you.”
He wanted to believe her. God, how he wanted to. But he saw the strategy now, cold and clear as the archive’s stone. Haru would charm her father, secure the betrothal, and on some private, violent night, he would reveal Jay’s truth to the King. A hidden heir, a rival bloodline, sleeping beside the Princess. Treason by existence. And Ren Kitsuhara, for all his kindness, would have no choice.Jay would be executed. And Emily would belong to Haru, a final, bitter trophy.
“He will tell your father,” Jay said, his voice quiet with despair. “It’s his checkmate.”
Emily’s jaw set, a line of defiance he knew well. She blew out her candle, then his, plunging them into a darkness so absolute it felt like a new world. In the black, her hand found his, her grip strong and sure.
“Then we don’t let him get to his turn,” she said, her voice a low, determined murmur in the consuming dark.