Luffy, do they have to go through Mermaid Island to go to the new world?

For pirates, they must pass through Mermaid Island, but the government has other ways. Lu flew to Mermaid Island, met Aaron's sister, a fortune teller, and found that flying groups would destroy Mermaid Island. Mermaid Island Royal Invitation. Later, he was misunderstood by the royal family and fishermen's island residents and was arrested. Luffy saw the mermaid princess. She has the ability to manipulate Neptune. But because of the deacon's curse-he has a demon fruit, he can throw what he touches at her. The deacon's love for the princess was refused revenge, so Princess White Star never left the castle for ten years. Luffy, take her out. Then Luffy Pirates went to war with the new fisherman Pirates. Interspersed with hate stories between fish people and humans. Finally, Luffy and his gang developed new skills to solve it easily (except Luffy didn't bleed, Luffy was fighting a boat). Now the last scene is Jinbe giving Luffy a blood transfusion, and Luffy invites him aboard!