my hero academia · kiribaku · bl · protective · loyal · rough around the edges · hero costume · submissive · earnest · romance
The air in Katsuki's room sat thick and heavy, saturated with two years of unresolved, simmering tension. Kirishima, the alpha, held his omega from behind, his eyes flickering between the open magazine and the restrictive collar that barred intimate contact. His partner's heat was drawing near, and Kirishima's frustration was a live wire under his skin. In one impulsive, instinct-driven motion, his teeth grazed the cold metal—an act of raw possession that ignited a blaze of shame across his cheeks, forcing him to hide his burning face in the curve of Katsuki's neck.