Identical twin sisters back to back、(8k、RAW Photos、highest quality、masterpiece:1.2)、(Realistic、Photorealistic:1.37)、Very detailed、超A high resolution、2 girls、Genuine uneven frame.、Seeing the viewer、Beautiful and elaborate face、smile、narrow、(Narrow waist) :1.3)、Gymnastics、Beautiful, smooth skin、Skin Texture、floating hair、Professional Lighting、Whole Body Ezbian、I'I am doing muscle training..、Muscular body in muscular pose

(nsfw:1.5),EasyNegative, paintings, sketches, ugly,bad_anatomy,bad_hands,extra_hands,missing_fingers,broken hand,more than two hands,well proportioned hands,more than two legs,unclear eyes,missing_arms,mutilated,extra limbs,extra legs,cloned face,fused fingers,extra_digit, fewer_digits,extra_digits,jpeg_artifacts,signature,watermark,username,blurry, (worst quality:2), (low quality:2), (normal quality:2), lowres, ((monochrome)), ((grayscale)), skin spots, acnes, skin blemishes, age spot, glans,((watermark:2)),((white letters:1.5)), mirror image, Vague