On the beautiful Pig Star, when Pig Man and Feifei, Bobby, Xiao Dida, Superman, and Dazed came to the beach to enjoy a good time, a sudden accident happened. Everyone was brought to a brand new by a big beast. The blue moon star of the submarine civilization, and was told that the blue moon star is facing extinction, and it will also affect the pig star. In order to save their homes, Pigman and others must go to twelve different sea areas to collect twelve sea core fragments according to the predictions of the ancient heroes and restore the peace of Blue Moon Star. The resurrection of King Nemesis back then created all sorts of dangerous troubles for the Pig Man team, but the protagonist team did not shrink from this, but faced difficulties and continued to grow amidst difficulties. The gradual deepening of the team's tacit understanding and the belief in defending their homeland convinced them that they were a hero who could save the world. The adventure squad fought side by side with a group of righteous men such as Coral Princess, and defeated Nemesis's series of conspiracy and tricks. The next task will be more difficult, but they still go forward courageously and never give up. The great demon King Nie Meses who had regained his freedom began to uncontrollably absorb Blue Moon Star's water resources. In order to retain the last hope, Pigman and the others brought Sea Heart Fragments to a strategic retreat to another world where time and space are turbulent-Zero World. Here, they met all the righteous people who insisted on their beliefs and fought for the salvation of the world, such as Su Xi, Wei Xiaoshan, Kung Fu Xia, etc., withstood the test of the sea of time in Zero Realm, and finally returned to Blue Moon Star and inherited The true ability of ancient heroes, defend the last chance to save Blue Moon Star.(translated from baidu baike)