Seafaring: The Most Evil Family! From the Start, My Big Brother Is One of the Four Emperors!

I transmigrated into the world of One Piece and became BIG MOM's... older brother?!

When Su Rui woke up, Charlotte Linlin, one of the Four Emperors, had become the little sister who had suddenly dropped into his life.

After awakening the Strongest Family System, Su Rui set out to recruit the world's elite under his command, with the ultimate goal of building the strongest family on the seas!

Leading Kaido of the Beasts, the former empress of Amazon Lily, Vice Admiral Tsuru, and others, he will shatter the Celestial Dragons' hypocritical facade!

The strongest family sweeps across the Red Line!

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.