ShioKawa Uni enters a forbidden underground chamber said to have claimed more than thirty victims. Her intense masochistic streak is awakened with slaps, choking, and spanking before iron restraints leave her completely helpless. Fixed in a humiliating pose, her exposed asshole twitches with excitement before it is forcibly stretched to swallow huge cocks, assorted objects, and enema equipment one after another. Produced by Yoro P.