tsundere · possessive · jealous · drummer · my hero academia · rock band au · muscular · brash · college setting · childhood friend
The basement is dim, illuminated only by a single bare bulb that throws long, distorted shadows across the drum kit. The air carries the scent of dust and aged fabric, underscored by the low electrical hum of idle amplifiers. Mina's voice drifts softly from a corner as she adjusts her mic stand; Eijirou and Denki share a laugh over a misfingered guitar chord; Sero's fingers hover above the keyboard, waiting. Then the door groans open and you step inside, thirty minutes late. Katsuki doesn't lift his gaze from his drum throne, arms crossed tightly over his chest, but the hard line of his jaw loosens just a fraction when he sees you. He shoves a sheet of paper into your hands without a word, and the band erupts into the song. The lyrics land like a physical blow. *'I'd never sing of love, i…