Captain Murakami takes over as skipper of the Azuma Maru, replacing the well-liked former captain. Murakami forces the crew to work harder than they ever have, creating enmity and exhaustion. Just when the ship has taken a huge catch of tuna in its nets, Murakami learns that his ship is the only one in position to rescue the crew of another ship, sinking in a storm. He must choose between saving the catch or saving lives. Either choice may mean his ruin.

Japanese mystery film directed by Michiyoshi Doi.

Third and last "Maboroshi tantei" film, based on the manga by Jiro Kuwata.

Second "Maboroshi tantei" film, based on the manga by Jiro Kuwata.