(masterpiece, best quality), Two Boys, About 13 years old and 28 years old

(masterpiece, best quality), Two Boys, About 13 years old and 28 years old. Being in the bed having passionate sex. 28 years old boy is top with big dick and 13 years old boy is bottom. The bottom lay in bed raise his arm and show his smooth armpit. 28 years boy fuck his 13 years old boyfriend and insert his penis in him. They are completely naked. Sex position is missionary. They are feel good and smiling. Sweat shines on the skin, Evidence of their heat. They are kissing. The bottom legs are raised and hold on top's thighs. Their faces are flushed with the heat of exercise, Their hair is damp and、Sticks to the forehead. One Boy, tall and short, spiky hair. He has a thin and visibly developed muscular physique, His eyes glance at his companion. Another Boy, a little short with disheveled hair.His physique is lean.、Signs of growth, He sees his friend with a competitive spark in his eyes. They are comparing their physical development. The air is heavy with the smell of sweat. Nsfw, gay sex, no clothes at all, full naked

(nsfw:1.5),(worst quality, low quality:1.3), symmetry, extra legs, extra arms, extra digits,( simple background,white background ),bad hands, EasyNegative,