In the privacy of his minimalist Japanese apartment, a horny young man succumbs to the urge to masturbate. His hand glides up and down his rigid shaft, veins throbbing with pent-up desire. His grip tightens, his strokes becoming more frantic as he approaches the edge. With a guttural groan, he crosses the threshold, his cock pulsing as it paints his abs with thick ropes of cum, the force of his orgasm sending shudders through his entire body.