The Billionaire's Mischievous Sweetheart - Chapter 48 - 45 Watch the movie first

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

Luan Bednicker, the youngest son of the “Great House.”But… I have no blessings?“The Failure of the Lord of Blood and Iron”“The Fool of Bednicker”I wandered seeking a place to die, away from the clan’s contempt.But then…“You? You’re my disciple, you little shit.”The greatest of all time.The one unparalleled among men.The perfect superhuman.I became the youngest disciple of Baek Nogwang?

The Saint: “Bro Yi, Can you make me your servant?

Yi Feng: “What? A Saint like you wants to become my servant. Do you have any shame?

The Saint: “My sister is very beautiful”

Yi Feng (His eyes is glowing): Little Saint, you can follow me from now. All right, remember to tell your sister to come!

The King: “Yi Feng! Your bastard, what are you doing?

Yi Feng: My bad! My bad! My king, I just want to stroll in this harem a little bit. Who knows those girls have been following me like that?

- Description from Novelupdates

He didn’t want any part of it.He wanted to be independent.He didn’t want to become a side character in the story of some so-called protagonist.Yet, Mo Zhiran couldn’t run.Heaven wouldn’t let him, for he was an extra destined to die for the rise of the protagonist.An expendable nobody, unnoticed and forgotten.In the end, Mo Zhiran was betrayed by his own clan brother just to save a girl who appeared out of nowhere. Worse, before his inevitable death, he even had to block the danger for that same brother, unwillingly.He was basically a Redshirt.“Haha… Heaven is so unfair.”Zhiran hated them both to the core. If he got another chance, he swore he would make them pay a hundredfold for every drop of blood he spilled.And fortunately, he did.Reborn with an unusual system in hand, Mo Zhiran would no longer be a disposable extra.This time, he would carve his own path, one step at a time.Even if it meant being forced to be a Villain.