For decades, a string of grisly, unsolved murders has devastated the Florida Keys. Sailors whisper tales of a pitiless seafarer known only as The Man of the Sea who prowls the nearby waters, carving his hostages into fishing bait before ebbing back into the shadows. Authorities have never found any trace of him, but the death toll continues to rise.In the aftermath of a family tragedy, brothers Silas and Joe head to the Keys in search of a fresh start...