On the High Seas: Killing Is Justice

After transmigrating to the world of One Piece, Ian obtained a Killing System.

Sengoku: "He's the strongest Marine and the undisputed Fleet Admiral."

Whitebeard: "He's a devil. He killed all my sons."

Garp: "To keep my grandson alive, I'm willing to be his number-one lackey!"

Kaido: "Nobody can kill me, except that terrifying Ian."

Shanks: "My face-saving power is invincible, except against that guy Ian."

Ian: "All pirates deserve to die. Killing is justice!"

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