Best friends Derrick and Billy are playing a game of Rock, Paper, Scissors, and Derrick loses. As a result, he is designated to try and seduce Billy's hot stepmother Ms. Johnson. Meanwhile their moms, Ms. Johnson and redhead Neve chat in the kitchen about their stepsons, with Neve conceding that her shy Derrick might still be a virgin, while Ms. Johnson's Billy is a big hit with the girls. When Derrick arrives, he asks to speak to Ms. Johnson privately. Neve visits Billy for a chat of her own. Billy intimates that her son is up to some hanky-panky with his mom. She wants to go to see what's going on, but BIlly prevents her and seduces her himself. The two unlikely couples then consider a more taboo swap of their respective stepsons...