Gavin's wife, Mandy, has been diagnosed infertile. Surrogacy is their only option to have kids, but hiring a surrogate is too expensive. Fortunately, Mandy's best friend Lizzie has a better idea: she'll be their live-in surrogate! With his husbandly duty requiring him to get his wife's best friend pregnant, Gavin is more than happy to do his part! But does he have the stamina to satisfy both women's needs? It's time for some fun-filled fertile fornication!