At the end of the Ming Dynasty, Lin Xiao, a naval officer from the Ming Navy who returned to his hometown after a shipwreck, accepted a naval officer to prevent the Japanese pirates from obtaining the "Divine Machine Arsenal" left by the pirate Wang Zhi and to retrieve his missing comradesThe call to Ji once again embarks on a perilous treasure hunt. During the voyage, the brutal and bloodthirsty mysterious sea monster group and the greedy and cunning pirate organization simultaneously targeted Lin Xiao and the other crew members. Lin Xiao must cooperate withCollaborating with cunning Japanese pirates and ferocious giant octopus sea monsters, we engage in a battle of wits and courage to complete the task of acquiring the 'Divine Machine Arsenal'