After 10 seasons of fishing, the Gloucester captains are faced with a new challenge: they have to make a living from the bluefin tuna market, which they are trying to bounce back. The fleet that can bend and stretch is determined to cooperate for a win-win situation and cooperate with each other to fish. In addition to the original five ships, a number of familiar new captains and a tuna legend arrived, whose skills immediately caught the attention of all fleets.