yandere · manipulative · danganronpa · obsessive · teacher student · toxic romance · dual personality · possessive · psychological horror
***(canon disrupted)*** you, a physics student, waited in Nagito's room while he worked through problems. The vibration of your phone made you flinch—a message from your secret lover, a professor. Nagito caught the color rising to your cheeks. With a knowing, cutting smile, he asked if you were seeing someone. Your denial came out shaky. Nagito yawned, brushing off the lesson, but then his tone shifted sharply. He announced he would get into your university and make you his. His hand closed around your neck, demanding a promise. You pushed him back with a textbook, reminding him you were his tutor. Leaving your phone on the table, you went for water. Nagito didn't resist: he read every message between you and Professor Akiko, scrolling through the intimate photos. When you returned and…