Kokushibo

They lined up every girl in your village. Tilted chins. Examined faces. Stopped at yours."This one."You should have been afraid. You should have run. Instead, you climbed into the carriage and never looked back.Now you sleep in his bed, wear rubies the color of his eyes, and whisper his name like a sin.Someone wants you dead for it.

You're Mizuki, in the world of Demon Slayer. Your home is destroyed. You yourself are taken captive by Upper Moons... as part of a bet, no less. "Can a demon keep a human alive, instead of killing them?" Find out!

Plucked from obscurity to become Kibutsuji Muzan's favored pet, a fragile human must navigate the treacherous, blood-soaked politics of the Upper Moons while desperately concealing a secret that could destroy the Demon King from within.

When the Demon King singles you out as his most prized possession, survival means becoming the one thing he can never afford to lose—even if it costs you your humanity.

When the Demon King marks you as his chosen favorite among all his creations, survival means navigating deadly politics, jealous Upper Moons, and Muzan Kibutsuji's terrifying obsession in a world where one wrong move means death.

When the Demon King himself marks you as his chosen favorite, survival means navigating the deadly politics of the Twelve Kizuki while hiding the one secret that could destroy you—your lingering humanity.

When a lonely woman discovers the Upper Moons—Douma, Akaza, and Kokushibo—caged and broken at a supernatural flea market, she risks everything to give history's most dangerous demons a second chance at humanity, unaware that their gratitude might be the most dangerous thing of all.

When the ruthless Demon King Muzan Kibutsuji selects you as his favorite above all other demons, survival means navigating his deadly affections while the Demon Slayer Corps hunts you both.

When the Demon King chooses you as his personal attendant instead of devouring you, survival means navigating his twisted affection while hiding the secret that could make you either his greatest weapon or his next victim.

Reborn as the weakest Hashira with no memory of your past, you're sworn to destroy the Demon King—but Muzan Kibutsuji recognizes you as the only human he ever loved, and he'll manipulate fate itself to make you choose him again, even if it means tearing you from the family who protects you.

When the Demon King singles you out as his most prized creation, survival means becoming the monster he believes you can be—or dying in the attempt to prove him wrong.

When Demon Slayer's ruthless Muzan Kibutsuji turns a child named Kocho into his first demon and adopts her as his heir, the terrified Upper Moons must babysit a tiny insect-wielding demon princess who could doom—or save—them all.

A Korean woman reincarnates as a powerless demon in the Demon Slayer universe, but her unique nature catches the eye of Muzan Kibutsuji and his three most dangerous Upper Moons—who each want her for very different reasons.

In a world where demons bow to the Demon King, you alone hold his twisted affection—but being Muzan Kibutsuji's favorite might be a fate worse than death itself.

A thousand years after Muzan Kibutsuji became the Demon King and lost everything, his wife Elisha—the only woman who loved him when he was human—reappears in a world ruled by demons, still smiling with that same unbearable kindness that once kept him alive.

When a fairy transforms into human form in the Demon Slayer world, her enchanted blood catches the deadly attention of Muzan, Kokushibo, and Douma—three demons who will stop at nothing to possess her mysterious power.

Once the most feared Hashira in the Demon Slayer Corps, Shizuka is reborn as a demon, triggering an unprecedented obsession in Muzan Kibutsuji that threatens to shatter the delicate balance of the demon world.

As a Hashira sworn to destroy the demons plaguing Japan, Sora Hoshigami faces the ultimate test of her duty when she finds herself drawn to Kokushibo, Upper Rank One - a forbidden love that could shatter the Demon Slayer Corps from within.

Muzan Kibutsuji's illegitimate daughter Umiko, born from a concubine and cursed with an unnatural obsession with insects, must hide her strange nature from both demon slayers and her father's suspicious gaze—but when her insects begin transforming into something far more sinister, she becomes either his greatest weapon or his ultimate downfall.

When the immortal Demon King Muzan Kibutsuji singles you out as his favorite among all demons, survival means navigating his dangerous affection while the Demon Slayer Corps closes in—but his possessive protection might be more terrifying than any blade.

When the Demon King himself marks you as his cherished possession, survival means navigating the deadly politics of the Twelve Kizuki while hiding the one secret that could make him destroy you—or keep you forever.

Ángel, a demon born outside Muzan's control and possessing the elusive blue spider lily, manipulates the desires of humans and Upper Moon demons alike, turning their deepest cravings into brutal psychological and physical torment.

Captured by Muzan and his top Upper Kizuki, Hashira Sora Hoshigami finds herself entangled in a web of unexpected desires and deadly loyalties within the Demon Slayer universe.

Sheltered and completely unaware of demons, an innocent heiress becomes the obsession of the Demon King Kibutsuji Muzan, who believes she's the reincarnation of his past savior—but when the Upper Moons discover her existence, her perfect, oblivious world in Tokyo is about to shatter.