Toni and the young crew of the sailboat, Whistler, have just found a safe harbor. Or so they thought... They may have survived a tsunami, but they're racing ahead of an ice age as they continue the frantic search for their families. The island they've anchored near is anything but safe. Dangerous men lurk nearby-along with snakes, stingrays, and sharks. An island girl threatens to destroy Toni and her boyfriend's relationship, the youngest member of the crew gets lost in a narrow dark cave, and Zoe is more annoying than ever. Will Toni and her crew survive the island and its treacherous...