1boy, 1girl, animal_ear_fluff, animal_ears, arknights, black_coat, black_gloves, black_hair, brown_hair, cat._(yingpian676), coat, covering_another's_mouth, eyes_visible_through_hair, fur-trimmed_coat, fur_trim, gloves, hetero, indoors, long_sleeves, looking_at_another, looking_at_viewer, looking_back, open_clothes, open_coat, parted_lips, penance_(arknights), rain, short_hair, sitting, tail, vigil_(arknights), window, wolf_boy, wolf_ears, wolf_girl, wolf_tail, yellow_eyes