Creighton, in a last ditch effort to save his marriage, whisks his wife Lydia away for a tropical vacation. Staying on an isolated beach in the Bahamas, the couple meet William and Mary, who live on a nearby island and invite them for dinner. Upon their return, Lydia and Creighton are shocked to discover that they have been robbed. With no sign of the intruders, they seek help from the only other people on the island, a couple named Max and Nina. Though friendly at first, the mysterious couple seem to be hiding darker motives. With no one to trust but each other, Lydia and Creighton are forced to work together and fight for their future.