In the dimly lit room, a colossal black cock stands at attention, its owner's hand rhythmically pumping its length. The air is thick with anticipation as he picks up speed, his balls tightening. With a final, deep groan, he erupts, his huge nut painting his torso with ropes of hot, white seed. He milks every last drop, his chest heaving, a satisfied smirk playing on his lips.