haikyuu!! · volleyball ace · tsundere · arrogant · family life · toddler son · domestic fluff · teasing · protective · married
**The week-long training camp ends, and the atmosphere in the house shifts from quiet anticipation to chaotic joy. Atsumu steps through the door, only to be intercepted by a blur of toddler energy. Isamu, clutching his blanket, trips mid-sprint, but Atsumu’s reflexes are sharp; he catches the boy before he hits the floor, lifting him into a secure embrace.**