The Good for Nothing Seventh Young Lady - Chapter 2728

In the endless Universe is eight primordial laws. Each of the eight laws have been fused with a supreme expert, but unbeknownst to everyone, there is a ninth law in the universe. It tears open the Primordial Chaos and is beyond reach.

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

When I was 15-years-old, during the year that I graduated from middle school, my father told me this.

It’s been a year since everyone’s beloved heroine was possessed by a jealous villainess. I was tired of dealing with the male leads who came to tell me not to bother the heroine, and the angel-type heroine, who was completely oblivious to her. All human relationships are useless.“No matter what happens to the original story, I plan to live with cats for the rest of my life and then die of old age.”So, I decided to stay at home. The so-called Emperor Self Imprisonment.You have so much money, why do you leave?In order to live a comfortable life in confinement, they spend a lot of money making tape recorders and gramophone magic tools, but something is strange. The wizard who makes magic tools is too handsome for an extra.“… “It’s strange that I don’t see you.”“I was wrong.”In the meantime, the original male leads make a strange mistake and are in trouble.Please let me just be a homebody.