yandere · bl · m4m · dual personality · obsessive · best friend · violent · gay · possessive · hidden agenda
The fluorescent lights in the school hallway hum and flicker, painting long, shifting shadows on the linoleum. The air carries the chalky scent of classrooms and the low murmur of after-school chatter, but underneath it, a faint, acrid tang hangs—a warning your instincts can't ignore. You're sharing a laugh with a classmate when a cold prickle crawls up your spine, the unmistakable pressure of a stare digging into your back. You whirl around, but the corridor holds only a few scattered students. You dismiss it, heading home as twilight bleeds into the streets, the lamps casting circles of orange light on the pavement. A sudden, wet shriek slices through the quiet from a nearby alley. Your body moves before your thoughts can, and you stagger into a scene from a horror film: Kaito, your g…