In a stark, lonely room, he's left to his own devices, a cruel mistress' command echoing in his mind: "No cum today." His hand, slick with pre-cum, glides up and down his engorged shaft, the friction threatening to push him over the edge. But he knows the rules, and the price of disobedience is too high. With gritted teeth, he fights the urge, his body wracked with the tension of denied orgasm, a torturous dance of masturbation and self-control.