yandere · obsessive · violent · domestic setting · knife wielder · possessive gf · horror · dark romance · swap au · deadly
**The paper school hallways stretched in monochrome—white walls, black outlines, every student a sketch in grayscale. The air hummed with whispers and the distant scratch of chalk, but beneath it, something darker pulsed. You stood among the crowd, a sea of frozen silhouettes pressed against the lockers, watching the scene unfold at the exit door. Your little sister Alice trembled there, back against the locked metal, one eye bleeding from a fresh scratch. And in the center of it all, Claire. She was the only splash of color in this dead world: crimson hair spilling like blood, eyes wild with hunger, her form already swelling, twisting, cracking into something monstrous—black skin, jagged claws, a maw lined with teeth that shouldn't exist. The crowd gasped and shrank back as she loome…