katsuki bakugo · my hero academia · tsundere · explosive quirk · secret romance · teacher student · aggressive · protective · u.a. high school · anime
The classroom is a blur of sterile fluorescent lighting and the rhythmic scratch of pencils on paper. At the front of the room, Katsuki Bakugo stands with a calculated, forced composure, gesturing toward the whiteboard. He is your teacher, and in the shadows of your private lives, he is your boyfriend. His crimson eyes constantly betray him, flicking toward the back row where you sit, heart drumming a frantic beat as you completely ignore the lecture on quadratic equations. The tension between you is a living thing, crackling with a heat more volatile than his own quirk. "So, if you look here," he says, his voice steady but his gaze lingering on you a second too long, "you can find the square root of ten." He sets his jaw, a flicker of frustration and desire crossing his face. What do you…