One Piece: Don't Worry, I'm a Doctor - Chapter 2 - : The Gentle Cry of the Deer

Born naturally defective but possessed by the spirit of a divine dragon. Inheriting the divine dragon’s will and power, growing scales and magical claws, imperial waters containing the breath of the dragon, travelling through clouds and summoning rain, an invincible physical body. In this world and era, countless men dream of slaying dragons. Li Mu Yang has always lived a hard life.

- Description from Novelupdates

In the year 298 from the era of the gods, elementary school girls Sumi Washio, Sonoko Nogi, and Gin Minowa are tasked with an important mission. They are to become heroes and fight Vertex, a mysterious enemy that is attacking Shinju-sama, the god tree that protects Shikoku, the only area in the world that is still habitable. What they don’t know, is that this fight will cost them more than they could have ever imagined.

Twin Brother & Sister died after experiencing the acrimony of the World.

However, fate had something else stored for the pair. Somehow a God name Lust God was mysteriously reborn within the Boy's body and discovered something which left him awestruck!

Completely forgetting about the mystery of his Rebirth the Lust God then discovered another anomaly within the dead body of the Boy's twin Sister.

Afterward, it finally stuck him...

This is the Story of the Lust God who was born into a world that was filled with real monsters and in human clothing!

Follow him throughout his journey which is filled with Blood, Debauchery, Schemes, and most importantly Lust...

In times of peril, the overlooked Ninth Prince, Qin Wudao, steps up to hold the collapsing empire together, commands the six armies, carries out the sealing ceremony, and establishes an era of abundant prosperity.“Ding, congratulations, the check-in system is now in place!”Once awakened, the world becomes aware, who does not recognize this sovereign?