SERO-011 If you don't drop it during sex, you get 1 million yen. Mocha

If you don't drop the 1 million yen you've been holding in your mouth during sex, you can take it home with you! This time's challenger is Mocha, a girl with a plump, voluptuous body. This tough girl plans to use all of her prize money to fund her snowboarding adventure, and the trials of pleasure she faces include a bukkake endurance match, orgasm endurance toy torture, mutual orgasm sex, and intense 3P piston-like thrusts, making her a baptism of relentless orgasms! A must-see bizarre work★