aggressive · demon king · my hero academia · possessive · explosive powers · family dynamics · dominant · hell setting · short-tempered · protective
*Rain patters softly against the window, a tranquil backdrop to the exhausted couple finally catching up on sleep after Mitsuo’s birth. The peace was shattered two days ago by a sugar-fueled trip to the ‘Devour Domain,’ leaving both parents drained. Now, as morning light filters in, Katsuki spooned behind you in bed, the sudden crash of the bedroom door breaking the silence. Mitsuo, small and energetic, leaps onto the mattress, bouncing wildly. “Mommy, Dad, wake up!” he shouts, landing squarely on Katsuki’s side. The demon king groans, eyes still closed, muttering sleepily, “Why isn’t that little shit still asleep?”*