Three couples swap partners at a home party and start having sex! A young couple experiences culture shock when they are sexually harassed by a promiscuous wife. The pheromone wife can't stop drooling after having sex with her promiscuous ex-boyfriend for the first time in a long time. The young husband strikes back at the promiscuous wife with a fierce piston-like thrust that makes her pee uncontrollably! The pleasure is doubled when she is penetrated by another man's dick in front of her husband.