Counterattack System appeared when I'm already At The Mahayana Realm - Chapter 178: : Mahayana Realm – The Jiang Li Phase

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

To sum up in a sentence, *slag men **washing white daily, transmigrating to different worlds to wash white, and the goal is to become a good man!

Note:
*Slag men refer to men who play with women’s hearts aka scum.
**Washing white means to come clean, fix up your life.

- Description from Novelupdates

“As a firearms modifier, it’s normal for me to have better marksmanship, right? John Wick?” —— “The John Wick Series”

“As a private detective, it’s weird to solve the case faster than you, and better than you can fight? Zhou Xingxing?” – “Play Back To School”

“As a psychiatrist, shouldn’t the patients in Arkham Asylum listen to me? Bruce?” – “Batman”

“As an archaeological expert, a little knowledge of Feng Shui and tomb chambers, isn’t this a basic professional quality? Wu Tianzhen?” – “Tomb Raider Series”

“As an animal breeder, is it too much to keep some Godzilla and King Kong?” – “Monster Series”

 …

One world, one profession, let ordinary professions glow with new brilliance in the heavens.

- Description from novelbuddy

The story is centred around a cute android who initially had a happy life with her master who dearly loved her. But she was then struck by a series of misfortunes and ended up in a robot-equivalent of concentration camp. Through experiencing and witnessing the sufferings towards herself as well as the people/robots around her, she eventually gained a better appreciation of life.