Benjamin Finnegan is a deep-sea prize hunter particular he's onto the discover of the century in waters near an island near to Key West possessed by a murderous rap star to whom Ben owes money. Ben's flat broke and also lately divorced from Tess, his veteran study and diving partner whom he still likes. She's nearby, functioning as a steward aboard the luxury yacht of Nigel Honeycutt, a multimillionaire. The rapper has hired a competing treasurer seeker. Can Ben convince Nigel to money his search, encourage Tess to collaborate with him, keep the rapper and also his hooligans at bay, and find a Spanish treasure concealed for centuries and rich past creative imagination?