a cohabiting college couple, who have abstained for 30 days, are invited to a magic mirror studio. they are separated into different rooms and challenged to last an hour without cumming three times for a chance to win 1 million yen. this time, the incredibly skilled av actress is the busty gal alice otsu. her boyfriend is captivated by her skills, both mentally and physically. his girlfriend is fucked hard by a well-endowed male av actor and cums repeatedly. their bond crumbles as they give in to their desires and have raw sex.