One Piece: Fist of the World - Chapter 39: Recruitment

He said coolly: “One million a month, stay with me!” She raised her eyebrows and smiled: “Pay a 30% deposit first, no credit!” Show no mercy. When the contract expired, she turned around gracefully, and when he chased after her, she found that there was already a kid the size of a kid beside her…

- Description from novelbuddy

He’s in the deepest part of Jianghu.

Keep your eyes wide open.

If you do not wish to get dragged into the abyss.

Xia Lei, whose parents were no longer around, had to work hard to support himself and his sister. One day, he got into an accident at work which burnt his left eye. After he awoke in the hospital bed, he discovered that his eye was not blind – it gained abilities! Now, he is using these abilities to right wrongs and make a better life for himself and others. Will Xia Lei triumph over the corrupt and privileged with his newfound power?

I am destined to be the protagonist of this era!

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates