In the quiet of his private domain, a man named only by his actions, 'Soloboy', surrenders to his carnal cravings. With no partner to distract or deter, he sets a steady rhythm, his hand moving in a fluid dance along his rigid cock. He 'wichsen' with purpose, each stroke a testament to his unbridled lust. His breath hitches as he feels the familiar tingle, the promise of release. He doesn't falter, doesn't slow. Instead, he grunts, a primal sound of pure, unadulterated pleasure. His body convulses as he reaches his peak, his cock pulsing as he spills over, a testament to his 'onanieren' prowess.