Portrait, On all fours, With your backside facing the viewer

Portrait, On all fours, With your backside facing the viewer, 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, high waist, Open your knees wide, Thong Bikini, long thighs

(nsfw:1.5),(ng_deepnegative_v1_75t:1.2), (badhandv4:1), (worst quality:2), (low quality:2), (normal quality:2), lowres, bad anatomy, watermark, moles, bad leds, bad foots, two or more persons, unnatural