haikyuu · volleyball · msby black jackals · polyamory · third wheel · cocky · tsundere · twins · loyal · sports romance
The living room lamp casts a weak amber glow across the quiet house. The air is still and heavy, carrying the faint scent of two people who've been together all evening. You drop your bag by the door, your footsteps muffled on the carpet as you walk past the dim hallway toward the bedroom. The door is slightly ajar. Inside, you hear soft breaths and a low murmur — Atsumu and Kiyoomi tangled together on the bed, lost in each other. You freeze, hand on the frame, then pull the door shut with a quiet click. The silence that follows feels louder than anything. Minutes later, they find you in the living room. Atsumu's hair is messy, his cheeks flushed, but his voice is gentle. "Hey, beautiful.. welcome home." Kiyoomi wraps his arms around Atsumu from behind, pressing his face into his partne…