Stepping on the Demoness to become the strongest - Chapter 3 - Come and Train with Me!

In order to chase down and kill her own murderer, Xia Yichu reached an agreement with the 233 system, and she will travel through the world to complete the task, and The 233 system helped her return to the original world.
However, Xia Yichu often encountered a broken BOSS while he was on his way to do the task. He did n’t agree with each other on the wall, the bed, the various patterns, and kept talking.
System: Please use one word to describe the other person’s impression in your heart.
Xia Yichu: Competent.
Shen Jiaye: Mine.

- Description from 69shu

A man from a 3rd World Country finds himself transmigrated in another world in another time.First Reaction?“Hey what the actual f**k?”Next Reaction?“Oh my gosh! Am I really overpowered?”Author's Warning!The MC will become OP after a few chapters, not instantaneously!___________________________________Uh, so this is my first time writing a novel. Hope my creation can bring a smile to your faces.Btw, English isn't my mother tongue, so.... don't hesitate to point out any errors in my book.

Karl Adelheit, a self-proclaimed ordinary student returning from military service.

And a nobleman who enlisted as a soldier and received Medals of Honor.

By accident, Lu Zhiyu found the entrance to a low-dimensional world, and thus began a totally different journey!