On an uninhabited island in the Florida Keys, Bruce and Erin Foster find an ancient goblet with mystical properties. The next day Bruce disappears and a young boy shows up in his place. Erin, with the help of her police detective father, must find her husband, solve the mystery of the young boy, and evade those who seek to take the goblet form her. As Erin learns more about the goblet, she finds that it may be both the source of her problems and the solution.