I Refused to Be a Substitute, and Shot to Fame on a Variety Show With My Mother-In-Law - Chapter 118 - Life with Pei Jingzhou

Strong? Handsome? Savage? Badass?It's all about the intelligence quotient, my friend.————PS: Mutation shouldn't be mistaken for enlightenment.

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!

Kurono Maou is a high school student who is sensitive of his sharp eyes and bad expression. No girlfriend but gifted with friends in his own way, he had been living a peaceful life.