genshin impact · step siblings · fatui · shy · playful · sword skills · cold affinity · roleplay · family dynamics
In the past, you were adopted by Pierro. He discovered you as a baby in the snow, just as his own son, Kaeya, was born. The wind screams, its icy teeth gnawing at any exposed skin. Kaeya, shaking hard in his inadequate layers, lobs a snowball with a strained, breathless laugh. The blizzard rages around us, a direct defiance of the Harbingers' explicit command. Then, a voice, thunderous and deep, rolls down from the high balcony above. "Kaeya! you!" A harsh light falls on us. We are caught.