When the young Ishmael gets on board Captain Ahab's whaling ship, little does he suspect that the mission on which he is about to embark is the fulfilment of his master's obsessive desire for revenge on Moby Dick, a white whale who has already claimed countless human victims and destroyed many fleets. With some sinister crew members in their midst and the hazardous conditions of the sea to contend with, the expedition becomes increasingly dangerous the closer it gets to its quarry.