After five years in prison for insurance fraud the sailor Lanarsky is released. Together with his buddy Bone he gets a job as seamen on board the yacht owned by the wife of his insurance fraud-partner Michael Reddick. Lanarsky has a question to his former partner who he thinks tried to cheat him. But Michael Reddich himself has another insurance plan ready where he will kill everybody on board the yacht, blow it up and then claim the life-insurance for his wife. But Lanarsky and the wife Lee esc...