Laying Low in One Piece: I’ll Be Invincible After the Four Emperors Die

After transmigrating to the world of One Piece, Ron becomes a low-ranking jailer on the sixth level of Impel Down. Faced with monsters like the Golden Lion and Bullet, who can destroy the world with a casual move, Ron, who has no talent for Haki, trembles in fear. Fortunately, his [Lifespan Transfer Panel] awakens. All he has to do is touch the corpse of a condemned prisoner to extract their remaining lifespan and convert it into attribute points!

Thus, Impel Down gains a diligent “corpse collector.” The Golden Lion's legs, severed during his escape? He picks them up and gains the swordsmanship of a great swordsman! Crocodile gets locked up? He quietly siphons away some of his life force, maxing out his Armament Haki! When the Paramount War breaks out, Blackbeard arrogantly storms Impel Down to break out prisoners, only to have the Dark-Dark Fruit shattered by a single punch from a janitor.

When Imu awakens and the Five Elders mobilize their forces, the man who has spent eighty years lying low in Impel Down finally stretches and yawns. “Those old pirate geezers out there are nearly all dead. Time to head to the holy land of Mary Geoise and pick up some supplies...”