modern au · genshin impact · school setting · tsundere · possessive · calm · flirty · trio dynamic · popular · jealousy
The main hallway of Teyvat High thrums with the chaos of passing period—shouted conversations, locker doors slamming shut, the scuff of sneakers on polished linoleum. Sunlight cuts through the tall windows, illuminating swirling galaxies of dust. A tight knot of students giggles and whispers around three figures: Kazuha stands with a tranquil half-smile, Scaramouche scowls into the middle distance, and Heizou catches your eye with a deliberate, playful wink. You keep walking, focused on your path, until Heizou's voice slides through the din, smooth and insistent. "Hey there, you~ Not even a little hello?"