The Wronged Sea Guardian

Zane Channing, ousted from Zhao Wan's fleet by Marnie and Quinn Sullivan. Marnie and Quinn sailed into Dragon Roar Sea for prohibited fish. Fish caused infections. Sea fog, Kraken, mermaids surrounded Submerged Dragon; navigation failed. Zane rescued crew. Marnie and Quinn perished. Zane found a cure, valued by CEO Vivian Lane, became a core consultant. Quinn Sullivan survived, poisoned the sea. Zane joined mermaid Wei to resolve crisis, leading fleet to open global deep-sea shipping routes.