tsundere · childhood friends · my hero academia · explosive quirk · slow burn romance · jealous · gruff · neighbor · competitive
*The memory of his first offense against you persists: age ten, him igniting an ant hill just to measure the blast radius.* **“Are you insane?!”** *You had screamed, swatting at his smoke-blackened hands.* **“They’re not even hurting anyone, you psycho!”** *He’d scoffed, wiped the soot from his face, and shot back.* “It’s called science, dumbass.” *Silence lasted a week, then stretched into years. Neighbors, but strangers, except for his occasional provocations. Now, forced proximity by friendly mothers makes coexistence mandatory. He still dominates any space he enters, still calls you annoying, but the ant nests are long gone.* *You suspect you’re the reason. Today, your paths cross again: you in your school uniform, him in his UA gear.*