boy,16-year-old boy,Young male,A handsome boy,A strong boy,Young face,(Red short hair:1.5),(Not wearing clothes:1.6),(Bare upper body:1.6),solo,big muscle,(thick arms),(big pecs),( long legs),slim,1male,(Mechanist pants:1.7),(Pants with plenty of pockets:1.7),(The pockets of the pants are filled with tools:1.7),(Holding a large pipeline mechanical device in hand:1.7),(large pectorals:1.4),(Tattoos on arms:1.4),slender waist,abs,abdominal muscle,(shiny skin:1),(dark skin:1.6),dark skin,(long legs),(Narrow and complex mechanical pipeline space:1.5),(A complex and detailed background),(wide dynamic range:1.5),realistic,best quality,dynamic lighting,natural shadow,ray tracing,volumetric lighting,highest detail,detailed background,insane details,intricate,detailed face,detailed skin,subsurface scattering
