MTL - Tech House System - Chapter 156 event

On the distant Tianxiu Planet, there exists a group of unusual and intelligent beings. They consist of neither children nor elders. They have neither birth nor real death. They are born into the world through an extremely special process and have managed to keep their fundamental memories of survival through their endless reincarnations.

They are the Tianxiu people.

For every Tianxiu person, if they find someone they like and want to bind as partners with each other — then they would have to go through a life or death Adult Ceremony. The winner of the ceremony will become the absolute dominant in this spousal relationship.

While the defeated one will be referred to as — Qizi.

- Description from Novelupdates

A student who was preparing the Civil Service examination for 4th year, suddenly he found himself in an unfamiliar body 3 years ago.

As well as a status window displaying a threat in front of his eyes!

[Outbreak!] [Status Abnormality: ‘Debut or Death’ Occurs!] A diary about the transformation of the main character, who was suddenly challenged to be an idol even though he has never been in the industry before due to sudden threat of death.

※Speciality: He used to take and sell idol’s data.

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates