1girl, ahoge, armpits, bare_shoulders, blush, breasts, furrowed_brow, holding, holding_towel, honkai_(series), honkai_impact_3rd, indoors, logo, long_hair, official_wallpaper, open_hand, open_mouth, orange_hair, orange_shorts, shorts, sleeveless, solo, standing, susannah_manatt, tank_top, teeth, towel, upper_teeth_only, very_long_hair, white_towel