The Grand Line: The Way of the Gun Devil!

Bai Nuo transmigrates into the world of One Piece and rescues Vivi from the start. Like a beam of holy light descending from the heavens, his handsome, dashing looks, with their chiseled perfection, heal the beautiful girls!

Little Cat Burglar, I'll bear the weight of your past!

Watching the once-green girls grow into mature, composed women, Bai Nuo feels deeply satisfied.

"Ding! Gun training complete. Proficiency increased. Your gun skills have improved further!"

"Ding! Harem-clash achievement unlocked. Your heart has been tempered, and your resolve has grown stronger!"

One man, one gun, transformed into a demon god. Fighting poison with poison, he will rid the world of every evil!

Before him, all darkness vanishes!

He is the most unique and incomparable handsome man in history.

Overpowering the Admirals, dominating the Four Emperors, and surpassing the Pirate King, he is the one and only Demon King in the world!

Fleet Admiral Sengoku: "Gun Demon Bai Nuo is the strongest man in the world. Compared to him, even Whitebeard in his prime is nothing."

Whitebeard: "Gurarara! I have to admit I'm getting old. I'm just a relic of a bygone era. This era belongs to Bai Nuo!"

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Please do not imitate.