We take a cohabiting college couple who have been abstaining from sex for 30 days to a special one-way mirror studio! The couple splits into separate rooms and if they can hold off cumming three times within an hour, they'll be given a chance to win 1 million yen! This time's AV actress with amazing techniques is the slutty squirting queen, Mao Hamasaki! Mao's charming and amazing technique keeps her boyfriend's erection going! The AV actor's massive dick pounding makes her cum! The bond between the couple is torn apart! Raw creampie sex with endless orgasms!