When Jade travels to Miami to visit her long-lost brother, she's surprised when his wife Gabriella takes her aside and confides that they haven't had sex in months. Hoping to take her mind off their marital troubles, Jade decides to take her shopping. But while they're trying on new bikinis at the department store, one thing leads to another and they end up having a passionate tryst in the dressing room. After sharing a long heart-to-heart chat at the beach, Jade finds herself becoming more and more attracted to her sister-in-law. When they return to Gabriella's home, they find it increasingly difficult to conceal their growing attachment to one another. When it's time for them to go to their separate bedrooms later in the evening, Gabby sneaks out in the middle of the night and slips under the covers with Jade. While they try to conceal their muffled gasps and groans entangled in each other's arms, Jade's brother rises unexpectedly to use the restroom. When he can't find his wife anywhere in the house, he's shocked to see her lying in bed with his sister...