This is really not mechanical ascension - Chapter 15 - : Fusion, Bounty Hunters

Ryu Han-bin, the main character who fell into a new world after being chosen as a ‘suitable person’.

Because of the error in the guidelines, the training is repeated endlessly…

A martial art expert from the Song dynasty lives like a Phoenix that can live again in another body after death. This time, he happened to take over the body of a Japanese high schooler who is also a victim of bullying and has a bit complicated family circumstances.

- Description from Novelupdates

Chu Yi dies in a car crash and becomes Landon Barn, the illegitimate son of king Barn, ruler of Arcadina. Because his mother was a maid and the king’s greatest disgrace, his father had always despised him. The same could be said for his half-siblings.

Since I’m good-looking, I might as well become an actor.