One Piece's Strongest Live-In Son-in-Law: My Princess Mustn't Shed a Tear

[Pirate fan fiction, doesn’t join the crew, strongest son-in-law, powers mainly from Bleach and Naruto, lots of princesses, invincible, no faction, crushes every power!] Bai Ye’s soul transmigrated into the Pirate world, and he was dumbfounded on the spot. The bad news: he had transmigrated to a world crawling with monsters, and he was the exiled prince of some mysterious fallen kingdom. His world had just collapsed. The good news: he awakened the Strongest Son-in-Law System, and he was engaged to Princess Vivi of the Kingdom of Alabasta. From the start, with a Zanpakuto in hand, he crushed the Seven Warlords of the Sea. See how Bai Ye uses the Strongest Son-in-Law System to crush everyone in this Pirate world crawling with monsters. Desert Princess Vivi: Bai Ye is my one true prince. Ghost Princess Perona: Bai Ye has stolen my very soul. Mermaid Princess Shirahoshi: Big Brother Bai Ye showed me a whole new world. I’m not timid anymore. Dream Princess Rebecca: Bai Ye’s arrival saved my country. Assassin Princess Reiju: Sanji, call Bai Ye your brother-in-law. Pirate Princess Yamato: Since you’ve defeated my father, then… please take me out to sea. Pirate Empress Boa Hancock: All of you, get away! Bai Ye… is mine alone… When Bai Ye sets sail, and when he saves one princess after another, the real story begins.