1girl :p absurdres arknights bare_shoulders black_dress black_jacket breasts cleavage commission cowboy_shot detached_collar dress gradient_background grey_background head_tilt highres horns jacket karasu_btk long_hair looking_at_viewer medium_breasts open_clothes open_jacket pixiv_commission purple_eyes red_hair solo surtr_(arknights) tongue tongue_out very_long_hair