My System Is Three Thousand Years Early - Chapter 2 - Entering the Imperial Palace

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

Lin Luoran is a 27-year-old girl from a rural family. She doesn’t have a college degree, let alone any money.

[A/N: The MC is obsessive and mentally unstable. This will not be “fixed.” Any growth happens alongside these traits, not in place of them.]Join discord for ai generated characters and scenes.https://discord.gg/7gVKGMNx7***********What is obsession?It begins as fixation, and ends as devotion, madness, or destruction.Obsessive love can be beautiful.It can also turn even the sane into insane. So what happens when a madman becomes obsessed?…………Julius was never normal. Expelled from school, shunned by society, he committed crimes for amusement and avoided the world as fiercely as it avoided him.With time, his mind fractured further, until he encountered her.“Rosalina Valentina.”The villainess of The Severed Threadc novel.Reading about her quieted the chaos inside him. With ecccccvery chapter, his fixation deepened. He wanted her to win, to crush her enemies, to stand above the world, and more than anything, to be happy.But the author denied her that ending.Rosalina Valentina was killed by her own lover.Broken by loss and consumed by rage,Julius was ready to kill the author…..until a message appeared before his eyes.WANT TO CHANGE EVERYTHING? THEN DIE!Without hesitation, he pulled the trigger.Bang.When Julius opened his eyes again, he was no longer a reader.“I transmigrated as the main Villain?”

Legend says that Star World’s million Star Names are passed on in the form of young maidens as famous existences in the Three Thousand Worlds.Henceforth, Chen Mo heroically says as he brandishes his massive weapon at the heavens and shouts towards the beautiful but aloof Chen Qingzhi, towards the tyrannical Caesar, the tsundere Xiang Yu, the yandere hi*ler, the extraordinary Chen Tuan, and other girls.“My big stick’s hunger already can endure no longer…”