An abandoned child who grew up in a Tanka family has always wanted to be a sea fisherman. During his first sea fishing, he accidentally fished up some gold armor fragments, but was captured by pirates, and met An Su, the granddaughter of the leader of the mysterious Elixir Island. The two fled to the Elixir Island and find out the legendary mysterious Wenming Underwater City. After gaining powerful strength, he found his true identity......

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