Richard Mariner is drawn into a danger-filled, action-packed race against time when his ship is hijacked by pirates Sayonara. The world's largest Liquid Natural Gas tanker. She represents a huge and risky investment for Heritage Mariner. The first vessel of this size to sail without a crew, using only computer control and millimetre-precise GPS positioning, she is programmed to dock automatically in Japan. Her cargo has the potential of fifty-five...