Fear gets the better of one bride as she worries that one day her happy marriage will crumble, while another wife clams up when her husband finally begins to share. On the lighter side, a sensual body painting session turns one wife's body into a masterpiece, and--moved by the power of goat yoga--a father-in-law has a surprising change of heart.

With two weeks left until Decision Day, the couples are faced with their most vulnerable tests yet as Dr. Pia returns to help with intimacy--and their sex lives. And while one couple almost reaches a breaking point, another finds hope in a steamy exercise.