Prompt

Faithful to the prompt / Hyper-realistic depiction / Masterpiece / Highest quality / High resolution / Ultra-high resolution / Male masturbation scene / Erotic expression / He stimulates an erogenous zone by kneading his pectoral muscles with his left hand / He stimulates his penis by vigorously stroking it with his right hand / Upon reaching climax, he repeatedly ejaculates semen from his penis onto his own chest / The ejaculation scene is hyper-realistic and incredibly sexy / He wears a look of surprise /