1girl, animal_ear_fluff, animal_ears, arknights, beret, book, breasts, brown_hair, cat_ears, fang, from_above, from_behind, full_body, garter_straps, hat, holding, holding_pen, large_breasts, looking_at_viewer, looking_up, lying, mary_janes, miniskirt, monge_baby, official_alternate_costume, on_back, open_mouth, pen, pleated_skirt, purple_eyes, shoes, skin_fang, skirt, smile, solo, tail, thighhighs, upside-down, utage_(arknights), utage_(disguise)_(arknights), yellow_thighhighs, zettai_ryouiki