Please Be Patient, Grand Duke - Chapter 110.2

Florentia was reincarnated as the illegitimate child of the richest family in the empire.

[Crossover Fic]It was a silent night when a falling star broke through the sky of Westeros and collided in the Stormlands, alerting the Lords of the Realm, including King Jaehaerys Targaryen.Nobody knows where the star came from or what it brought, as the crater was empty when it cleared out. While Prince Aemon Targaryen, King Jaehaerys's son, dismissed it, the Conciliator was skeptical of the event.And his skepticism was not unwarranted, as nobody knew of the viciousness that was brought upon the Realm....No....the world.Drakken, a man from another world, rose from the star-dust and flames after the collision, lurking about the Realm with a terrifying power brought from where he came from. The people of the Realm were not ready for what was to come.

After Xia Feng transmigrated, his heart was mysteriously removed.In its place, a defective demon heart capable of sustaining life only for eighteen years was implanted.This is a magical heart that can sync with the power level of its target.To stay alive, he bound himself to the ultimate villain of the future, a Destructive Witch who was destined to destroy the world.The stronger the Destructive Witch becomes, the stronger he becomes!Thus, Xia Feng realized, it's not my fault for stirring up trouble: “Miss Witch, I admit you're strong, but not strong enough!”

The doomsday fell upon the earth when a dragon coffin sealed under a snow mountain for ages shifted, and the civilization of gods and devils began. The whole universe turned into a fantastic new world where everyone could rise to the top through cultivation. A lucky young boy seized the opportunity, and started his journey to be an overlord in cultivation.

- Description from Novelupdates