1girl adapted costume arm behind back armpit crease bare shoulders bikini black shorts blue ribbon blush breasts cleavage collarbone commentary request crop top dot nose full body goggles goggles on head gradient hair grey eyes grey hair grin hair between eyes hair ribbon hand on own arm highres honkai (series) honkai star rail long hair looking at viewer machi (machi0910) mechanical tail medium breasts micro shorts multicolored hair navel open fly panty straps purple-tinted eyewear purple bikini ribbon shirt shorts silver wolf (honkai star rail) silver wolf (lv.999) (honkai star rail) simple background smile solo stomach streaked hair sweat swimsuit tail thighs tied shirt tinted eyewear toes twitter username wet white background white shirt