(1boy, sex from behind), reverse upright straddle, hug from behind, testicles, grabbing her legs, vaginal penis, best quality, ultra-detailed, high resolution, 4k,(1990s \(style\),retro artstyle,1990s anime cels style,vivid colors), flat color, indoors, 1girl, arms lift, large breasts, legs up, white school uniform, blue pleated skirt, white, (clothed:1.3), trembling, motion line, (sweat), from front

EasyNegative, (worst quality, low quality:1.4), (3D:1.3), verybadimagenegative_v1.3, ng_deepnegative_v1_75t, ugly,cross-eyed,sketches lowres, normal quality, ((monochrome)), ((grayscale)), skin spots, acnes, skin blemishes, bad anatomy, DeepNegative, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, jpeg artifacts, signature, watermark, username, blurry, bad feet, cropped, poorly drawn hands, poorly drawn face, mutation, deformed, extra fingers, fewer digits, extra limbs, extra arms,extra legs, malformed limbs, fused fingers, too many fingers, long neck, ,mutated hands, polar lowres, bad body, bad proportions, gross proportions, missing arms, missing legs, extra digit, extra arms, extra leg, extra foot, ((repeating hair))