Year:2020

The ocean world ushered in the annual event-Lixia Carnival. Captain Jayden led the marine animals to enjoy the ceremony together, and the ocean world was full of joy.
At the end of the carnival, everyone found out that the precious wisdom gem, which guarded the peace of the ocean was missing!And the truth is that the Queen Otepace took away the gems, which caused the sea to suddenly panic.

In the chaos, Captain Jayden, Poponi, Shark Fei Xia, and Princess Yuni formed a magical submarine  team to get the gem back and protect the peace of the ocean.