(best quality,4k,highres,ultra-detailed),(realistic:1.37),a girl,short hair,staring at the camera, seductive expression,smiling,gym clothes,tight fit,masturbating,expressive eyes,alluring lips,athletic pose,attractive physique,vibrant colors,studio lighting,vivid details.

(worst quality:2),(low quality:2),(normal quality:2),lowres,watermark,badhandv4,ng_deepnegative_v1_75t,