Jaku-chara Tomozaki-kun - Volume 1 Chapter 6 part4

Shen Yuqing and the Emperor had a secret arrangement––

She was his pampered consort, and she would hit wherever the Emperor directed her to strike;

The Emperor “loved and favored her forever”, and she could do whatever she wanted.

Later, she set her eyes on the Empress who had the same type of marriage only in name…

- Description from Novelupdates

Once an imperial princess, now reborn among the lowest of s*aves of the nobility.

Fang Xi has transmigrated, and it's the second time!In the Cultivation World, I was submissive. In the other world, I struck with a heavy fist!Who would have thought that after thousands of years, I've become a big shot in the Cultivation World!(Pursuing Longevity + infinite flow - these are quality works presented by Wen Chao Publishing. Rest assured, these books are top-notch reads, so feel free to add them to your collection)

This is a story about Gong Lixin who was the young master of an ancient underground palace in the ancient times. He was raised by his master and forced to partake sexual relationships with numerous people to cultivate his Yin Body. His master who has a Yang Body was going to absorb him after he has reach a level to become stronger. MC refused and killed his master also dying at the same time. Then he transmigrated to the modern time and thinking he will enjoy peaceful life, the end of the world arrived.