1girl, arknights, ass_visible_through_thighs, bad_pixiv_id, bare_arms, bare_shoulders, bikini, black_bikini, black_choker, breasts, choker, cowboy_shot, criss-cross_halter, eating, hair_intakes, hair_rings, halterneck, horns, long_hair, looking_at_viewer, medium_breasts, navel, niuwajun, official_alternate_costume, purple_eyes, red_hair, simple_background, skindentation, solo, stomach, surtr_(arknights), surtr_(colorful_wonderland)_(arknights), swimsuit, thigh_gap, thigh_strap, underboob, very_long_hair, white_background