Tensei Shitara Slime Datta Ken (WN) - Chapter 15 – A Deal with the Guards

An ordinary young man on earth, Xia Feng, traveled to a world of sword and magic, and took the body of Lucien Evans, another ordinary young man.

After crossing over to another world which seemed to be a fusion between many anime worlds, The Fantasy System was unlocked for Mu Fan. After finishing the tasks given by the system, Fantasy points are given which allows him to gain access to the Fantasy store that was full of daily talents and more.

Yuuki Asuna: You know how to cook a lot of dishes. Can you teach me?

Sagiri: I don’t know anyone called Eromanga-Sensei.

Many more characters and interesting plots await us.

- Description from Novelupdates

The third young master of the Gu household, Gu Ye, had a wooden personality, a stuttering speech, couldn’t remember an answer after being told ten times, didn’t dare to protest after being bullied, was considered the shame of high society. His father, in a fit of anger, sent him back to the old home in the country for the new year. But unexpectedly, he came back like a new person, in half a year testing into the top university of the capital with the highest score in the whole school.

The formless ancient world was infested with despicable demons. They hunted and feasted on mankind, keeping the human civilization constantly in a weak and suppressed state.