Rebirth 1983: Building My Business Empire - Chapter 88 - 82: Falling Ill

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.

Ally level 8,6,6,6! Enemy level 6,5,4…0?

The first great emperor in the world was betrayed by his confidante and perished. Millions of years later, the great emperor’s soul returned and was reborn as Ye Yan, the son-in-law who was kicked out by the Chu family with a letter of divorce, restarting the supreme journey. Open the gate of immortality, kill the Jiuzhongtian, and cast an invincible name again!

- Description from novelbuddy

Lucien, a guy who has nothing but the desire to save his mother. To get strong enough, he makes a contract with the demon of L.u.s.t. And now, only by making a great harem, will he gain the power to protect those dear to him.