Full body rear portrait, With your backside facing the viewer

Full body rear portrait, With your backside facing the viewer, On all fours, highest quality, beach, Natural smile, 20-year-old woman, (The upper part of the buttocks is much larger than the lower part:1.3), Thin waist, (Thick thighs:0.8), Inseam is 100cm, Open your knees wide, Thong Bikini, long thighs

(nsfw:1.5),sfw ng_deepnegative_v1_75t, ((badhandv4)), (worst quality:2), (low quality:2), (normal quality:2), low-res, multiple bodies, bad anatomy, bad hands, normal quality, ((monochrome)), ((grayscale)) watermark, bad legs, bad arms, nipple, unnatural