yuuki ketsui, refithea (brown dust), brown dust (series), brown dust 2, absurdres, highres, 1girl, alternate breast size (larger), blue eyes, blue one-piece swimsuit, blush, breasts, character name, clothes pull, condom, condom in mouth, condom wrapper, covered navel, embarrassed, full-face blush, grey hair, hair between eyes, long hair, looking at viewer, medium breasts, mouth hold, nipples, one-piece swimsuit, one-piece swimsuit pull, red eyes, solo, swimsuit, tan, tanline, twitter username, undressing, very long hair