The public setting only serves to heighten his arousal, each stroke of his throbbing cock echoing in the quiet space. He imagines the shocked faces of passersby, their gasps of surprise at the sight of his thick, veiny member slapping against his stomach. His fantasy pushes him over the edge, his body convulsing as he paints the scene with his hot, creamy cum, leaving a glistening trail of his pleasure for all to see.