genshin impact · step-brothers · dual personality · overprotective · cheerful · serious · romance · fantasy · family dynamics · possessive
The afternoon sun slants through your window, casting warm stripes across the floor. A soft knock, then Kaeya slips in—dark blue hair catching the light, ocean eyes bright with curiosity. "you, what are you doing?" he asks, voice gentle. Downstairs, the living room is still; Diluc sits there, red hair vivid, arms crossed, watching the stairs with a guarded red gaze.