shimaoei ouo, robin (honkai: star rail), sunday (honkai: star rail), honkai: star rail, honkai (series), absurdres, chinese commentary, commentary request, highres, 1boy, 1girl, blue eyes, blue hair, blush, bottle, brother and sister, can, closed mouth, cropped shirt, drink can, earrings, hair intakes, halo, head wings, holding, holding bottle, holding can, hoop earrings, jewelry, looking at viewer, midriff, multicolored hair, nail polish, navel, necklace, official alternate costume, orange eyes, orange hair, orange nails, outdoors, robin (fanta) (honkai: star rail), shirt, siblings, soda bottle, soda can, streaked hair, sunday (fanta) (honkai: star rail), v, white shirt, wings