We take a college student couple who are living together and have been living an abstinent life 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 amazing technique actress is... Mizuki Yayoi Mizuki with her big ass! Mizuki has turned into a slut and her boyfriend can't stop getting an erection from her amazing technique! She can't stop climaxing as the AV actor pistons her big dick hard! The merciless amazing technique makes the couple's relationship irreparable! Raw creampie sex as their sexual desire takes over!