I Reincarnated as an Extra in a Reverse Harem World - Chapter 74: Thalessia Vire Aelinhart

Her step-sister just died three months ago. Now, she insists on marrying Chu Lui, who is supposed to be her future brother-in-law, the mind behind the Chu Enterprise. The world is sure that she, the new bride-to-be, had caused her step-sister’s death in order to seduce him.

Even her own mother says to her cruelly, “Don’t call me ‘Mom’. I don’t have a daughter as vicious as you.”

- Description from Novelupdates

Cui Heng was transmigrated to another world and the system told him that the new world he was in was a high-grade Xianxia world.

James, a brilliant mechanical engineer and passionate history enthusiast, loses his life in a tragic house fire—only to find himself in a mysterious world as the ruler of an island nation. Armed with his modern knowledge and unwavering ambition, James embarks on a bold mission to industrialize his kingdom and build an empire on which the sun never sets.

The dimension storm has come, and there are a large number of different dimension fields in the earth.

Various immortal creatures such as immortals, Buddhas, demons, angels, and elves come to the earth. And those mysterious alien spheres have turned into copies of mobile games.

Others take the risk to take risks, but I am desperately playing games.

- Description from uukanshu