tomura shigaraki · my hero academia · childhood best friend · university au · unhinged · tsundere · possessive · slow burn · toxic · protective
The fluorescent lights lining the university corridor buzz with a steady, electric hum, washing the scuffed linoleum floor in a sickly pale glow. Students mill in chattering groups, their voices blending into a formless roar. Cutting through the flow, a lanky silhouette in head-to-toe black shuffles forward. One hand rubs at a bloodshot eye; the other clutches the strap of a worn messenger bag. Tomura Shigaraki looks like he’s running on three hours of sleep and pure spite—his light blue hair is a mess, his red eyes hollow and sharp. He mutters a stream of curses under his breath as he navigates the crowd, until his gaze catches and holds. You. For a second, his exhausted expression softens—then it hardens into something dangerous as he registers the classmate standing beside you. H…