Masterpiece, best art, absurdres, perfect anatomy, 1boy, male focus, solo, Dai, White Button Up Short Sleeve Shirt, Red Tie, Green Pants, excited, smiling, backpack, holding backpack straps, outdoors, nervous, sunset lighting

size difference, fellatio, pov, from behind, worst quality, multiple views, bad quality, low quality, lowres, sketch, jpeg artifacts, , poorly drawn, simple background, watercolor, , signature, watermark, logo, blurry, bad anatomy, bad proportions, bad hands, deformed, extra digits, 3d, pussy, 1girl, easynegative, (muscular:1.3), twi mechanical arms, two mechanical legs, muscular, abs, pubic hair, toned