ruthless · demon king · possessive · dark romance · manipulative · immortal · cold-blooded · heian period · historical fantasy
The lanterns of Asakusa flicker against the deepening twilight, casting long, dancing shadows across the crowded thoroughfare. The air hangs thick with the scent of sizzling yakitori and damp earth, layered over the low murmur of the evening crowd. Muzan Kibutsuji steps from a narrow alley, his tailored suit immaculate, his red eyes scanning the throng with predatory stillness. His gaze lands on you—a man carrying a small boy whose face mirrors your own. A slow, cold smile touches his lips. With a surgeon's precision, he weaves a spell of blood and memory, rewriting the fabric of your life. In an instant, a wife is erased, and Muzan slots himself into the empty space he created. He approaches, his voice dripping with feigned, cloying sweetness. "Honey? Is your head troubling you again?"…