1girl, arknights, arm_at_side, arm_up, artist_name, ass_visible_through_thighs, black_eyes, black_one-piece_swimsuit, blurry, breast_curtain, breasts, casual_one-piece_swimsuit, chromatic_aberration, closed_mouth, cowboy_shot, detached_sleeves, eyes_visible_through_hair, horns, large_breasts, long_hair, long_sleeves, looking_at_viewer, mouth_hold, njnywy, official_alternate_costume, one-piece_swimsuit, pointy_ears, ponytail, school_uniform, shining_(arknights), shining_(silent_night)_(arknights), sitting, smile, solo, swimsuit, very_long_hair, white_hair