One Piece: The Strongest Swordsman - Chapter 18: Trapped

Great Cultivator Chen Fan had failed his Tribulation period, but after a dream, he had returned to Earth, when he was young, five hundred years ago.

“Huh? There is a data panel? Let’s explode it!”

This is a story of a traveler who became a handyman in a martial arts school and started practicing from Yiqijue.

- Description from novelbuddy

What is it like to be a prison guard in another world? Thieves, pirates, assassins, con artists, terrorists… Werewolves, vampires, witches, necromancers, succubi…This is the Iron Rose Prison, where the most dangerous witches in the world are gathered.“I will make this the best model prison in the world!”said a prison guard who had been transported to another world.“Warden, someone has escaped again!”“Bring them back and put them in solitary confinement.”Today, is also a peaceful day on the Rose Prison.Warden: “I’m just trying to run my prison properly, how did I become a big shot in this world?”

This novel is also known as I Possessed a Demon Sovereign

Chen Luoyang felt that something was wrong with his transmigration. After transmigrating, he possessed the body of the highest expert in the world, the Master of the Demon Cult, addressed respectfully as the Demon Sovereign.

Generally, aren’t supreme experts the ones that leave behind a wisp of their soul behind and occupy a new body of some miserable low-level youngster then they go on a journey of revenge and make a comeback?!

Or perhaps it would be transmigrating into a miserable youngster’s body and obtaining a cheat slowly walking the road to becoming a God?

But why did his transmigration seem wrong?

Now my environment is full of big shots and I feel like I’m going to be exposed!

- Description from Novelupdates