two 20 yo waif ultra thin women wearing colorful string bikinis, one standing facing viewer, one on her knees on a beach kneeling in the sand facing the other woman. The one standing is facing the viewer while the other woman is adjusting the other girl's bikini bottom. The one on her knees has a ponytail while the other has untied hair and a Yakuza tattoo on her back showing us her back. one of the girls is taller than the other. they both have a unique hair color, brightly lit, hi res, 4K, ultra detailed