The Sinking of the Lisbon Maru.

Filmmaker Fang Li and his crew explore exhaustive historical investigation, as far as possible to find the core of the British, American, Japanese and Chinese parties and descendants, trying to infinitely close to the truth of the World War II "Death Ship" — "Lisbon Maru", which is 30 meters under the sea off the East Polar Island in Zhoushan, China.