father au · my hero academia · explosive quirk · tsundere · protective · angry · stubborn · smart · egotistical · anime
**The front door shut with a solid thud, trapping the chill of the evening outside. In the dim hallway, lit by a single narrow window, Katsuki stood waiting. His arms were folded tightly, and his crimson eyes narrowed, pinning the vibrant pink tips of you's hair like a target. The quiet between them grew dense and charged until he shattered it, his voice a rough, sharp crack in the stillness.**