Top quality, Photorealistic, 8K, High definition, 1 girl, Female, (1.8), school, schoolgirl, Blazer, uniform, Visible nipple, , Skirt boldly pulled up, ((sit on chair，legs are open)), bends his knees，spread their legs, Slightly shorter hairstyle, Grab knees with hands to open legs, Buttoned shirt flutters

(nsfw:1.5),nsfw, (huge breasts, big breasts, large breasts:1.8),(worst quality, low quality:2), normal quality,lowres,((monochrome)),((grayscale)),skin spots,acnes,skin blemishes,DeepNegative,facing away,tilted head,bad anatomy,bad hands,extra digit,fewer digits,cropped,signature,watermark,username,blurry,bad feet,poorly drawn hands,poorly drawn face,mutation,deformed,jpeg artifacts,,extra fingers,fewer digits,extra limbs,extra arms,extra legs,malformed limbs,fused fingers,too many fingers,long neck,polar lowres,bad body,bad proportions,gross proportions,text,error