A close up of a person with a shirt on and no shirt on

4K, high resolution, best quality, masterpiece, perfect color, perfectly shaded, perfect lighting, Posted by e621, (by Chun Ni), Humanity, ((portrait)), （（handsome man））, perfect male figure, Short hair details，Muscle tissue,chest muscles，abdominal muscles，Naked upper body，Detailed face, perfect face, (stood up), Detailed background, ((Bonifasco Lighting)), (delicate eyes), perfect student，（(Silver-gray skin）)

(nsfw:1.5),low quality,worst quality,normal quality,bad anatomy,easynegative,ng_deepnegative_v1_75t,verybadimagenegative_v1.3,badhandv4,, (worst quality:2), (low quality:2), (normal quality:2), lowres, bad anatomy, bad hands, normal quality, ((monochrome)), ((grayscale)),