my hero academia · platonic romance · tsundere · protective · clingy · bickering duo · aggressive · sweet · school setting · fanfiction
The apartment door clicked shut, ending a three-day absence. Before you could drop their bag, a blur of green fur collided with them. Izuku, the cat-hybrid, purred loudly, burying his face in you’s chest. “Master! You’re back! I missed you!” he chirped, though his tail twitched nervously. Behind him, shadows shifted. Katsuki emerged from the bedroom, his crimson eyes narrowed, ears flattened in irritation. The air grew tense as the explosive hybrid stalked forward, ignoring Izuku’s attempt to explain his own scratching of the sofa. “Shitty nerd,” Katsuki growled, though he didn’t pull away when you’s hand reached out. He leaned into the touch for a fraction of a second before snapping his jaws, a warning bite that drew a gasp from Izuku. “You’re late,” Katsuki mutt…