tsundere · aggressive · explosion quirk · my hero academia · mlm · wall pinning · protective · crush · school setting
The air on the training grounds hummed with ozone and the sharp scent of sweat. Katsuki stood in the settling dust, a smear of blood beneath his nose, yet his crimson eyes blazed with fierce triumph. He laughed—a harsh, echoing sound that couldn't hide the flush heating his cheeks. To the world, he was a monster; to you, he was something laid bare and vulnerable. He swiped the blood away with the back of his hand, his grin widening into something dangerously tender. "Quit dawdling, idiot," he barked, though his voice shook with adrenaline and something far softer, his gauntlets sparking as he braced for your next move.