firefly (honkai: star rail), honkai: star rail, honkai (series), 1girl, 2boys, before and after, blush, breasts, cheating (relationship), choker, fat, fat man, fellatio, french kiss, hair ribbon, happy, heart, heart-shaped pupils, interracial, kiss, lipstick mark, long hair, makeup, mascara, multicolored hair, multiple boys, naughty face, netorare, nude, oral, ribbon, runny makeup, saliva, saliva trail, symbol-shaped pupils, tongue, tongue out, white hair