In this unusual yet captivating gay masturbation tutorial, Prentelhos, a Brazilian stranger, invites us into his private world of self-discovery. With a cup and a bit of lubricant, he crafts an improvised masturbator, teaching us new ways to enjoy our solo time. As he strokes his stiff, uncut cock, he reminds us that pleasure can be found in the most unexpected places, making this an erotic lesson we won't soon forget.