City of Sin - Book 9, Chapter 13

Xu Feng transmigrated into the cultivation world with only one useless cheat.When he was born, the Golden Armored Spirit Turtle had just hatched, and according to the family tradition, it was bestowed upon him as his companion spiritual beast.Thinking that the Golden Armored Spirit Turtle had an extraordinary bloodline, he believed it would become a great companion in the future.However, to his surprise, it took twenty years for it to reach the Qi-Refining stage.So Xu Feng gave up all his expectations. He decided to keep nurturing it. If he failed, he could just pass it on to future generations.Unexpectedly...A colossal golden turtle, as vast as the entire world, lay across the shattered land.Looking at the devastated world, Xu Feng harshly tapped the head of the golden turtle.“Try to be more gentle next time!”

A supreme expert in the Immortal World had died, and a strand of his soul returned to its original body on Earth. Tang Xiu discovered with amazement that ten thousand years passed in the Immortal World, yet only a single year passed on Earth.

Ruthlessly betrayed by his lover and trusted friends, Tang Xiu found that his soul went back to his previous body on Earth, and, despite he spent 10,000 years in the Immortal World, just a year has passed on Earth and many things have changed. Having an unsurpassed knowledge, Tang Xiu will protect his loved ones and go back to the Immortal World to take his revenge.

- Description from Novelupdates

A back-to-basics(?) monster evolution novel.

She is a descendant of an Ancient Chinese Aristocratic family. Having just transmigrated into a young lady’s body filled with aphrodisiacs, she had no choice but to pounce at a random man upon arrival.