MTL - The Sword Named No Way Out - Chapter 16

A minus’ hand that fails every singer he put his hands on, Kang Yoon.

My old man pointed to the flower-like woman and said, "Call her mother from now on." He then pointed to a flower-bud-like girl and said, "This is your little sister."

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

“Seven years later, she returned with her baby

”Give me the child, and you can name a price!“

”Spring only sows the seeds. When it comes to autumn, you want to obtain a son. Heh, man, aren't you thinking too simply!“

”If you want me to call you daddy, then you have to show your ability to chase after my mommy. The man that my mommy likes is my daddy! “Otherwise, there's no need to talk about it!”