The Undead King of the Palace of Darkness (WN) - Chapter 0: Prologue: The Resurrection Ritual.

She is intelligent, beautiful, calm, and professional. As the youngest chief forensic investigator for the past few years, her future was very bright. All of this, however, changed with a bizarre time-travel.

What the hell is this? What the hell happened here?

A small skeleton in the undead world inadvertently passed through to the end of the world. His limited IQ found that his boss seemed to be weak. As a good value, he decided to protect the boss first. When he was annoyed, he would do it directly. Turn the boss to his own position. Gao Shuo inadvertently encountered a strange encounter. At first, he used this skeleton as a combat partner to raise it. Until one day, this skeleton became a man, and Gao Shuo made a new decision. Don’t hesitate to rush to eat. Meng pet sweet text! ! ! (Little Skeleton) The Lord is accepted by the Lord! ! ! The important thing is that the protagonist can be transformed between the monks and the people three times.

- Description from Novelupdates

This script was originally supposed to be about a Scum Gong x Cheap Shou — the Scum Gong abuses the Cheap Shou, the Cheap Shou became hopelessly apathetic, the Scum Gong became a Cheap Gong, and the Cheap Shou abuses the Cheap Gong.

That should have been the case!!!!!

But the script began to unfold—-

The Scum Gong was reborn to the past, and encountered the Cheap Shou who also got reborn.

The Scum Gong was horrified to discover that the Cheap Shou had changed his job and became a beast-like, ruthless, blackened Gong, ahhhhh help!

The f*cking miserable Scum Gong was taken and defiled, then defiled and taken, then after being taken from the front he was taken from the back, and finally he was taken into a loyal dog, sensual, tsundere Shou!

- Description from Novelupdates