Life on board Siren of the Seas has been smooth sailing for Millie Sanders, but that soon changes when diva, Ariana Teliar boards as the ship's new entertainer and "star attraction." Unfortunately, Millie has been given the task of showing Ariana the ropes. When Ariana discovers a dead body on her balcony, Millie’s “task” changes to protecting the diva’s life 24 hours a day! The only problem is, Ariana has a penchant for disappearing and Millie is forced to chase her down. When Ariana leads Millie and her friends on a wild goose chase thru Mayan ruins deep into the rainforest and they end up getting lost, it's the last straw for Millie. Just as Millie is ready to set the young performer straight, she discovers a deadly deception that puts Millie's own life in danger. Can Millie sort through the clues that point to the killer(s) and solve the mystery before it’s too late?