The Kind of Evil - Chapter 26: Second Lecture: Understanding.

On the engagement night, after being betrayed by her fiancé, Ye Shu decisively turns around to marry Shen Shaochen, the number one abstinent male god of Jin City, in a flash marriage.After marriage, she thought that just by quietly giving birth to an heir to the wealthy family, all would be well.Little did she know that serving the great demon king would be so frustrating.Quit smoking, quit drinking, quit gaming!Ye Shu silently grits her teeth and endures, and on the day the baby is born, she brings the divorce agreement, “Mr. Shen, the task of bearing a child is completed, please sign the divorce.”Shen Shaochen: “Mrs. Shen, the agreement didn't say that only one child would be enough...”Ye Shu begs for mercy, “Husband, I was wrong! I won't divorce anymore.”(1V1, both male and female leads are clean and committed.)

Five years ago, Gu Jiayu, who climbed out of the mountain nest, entered the entertainment circle in order to cultivate, and in order to overcome the shortcomings of emotional gaps, he used an excellent acting skill to hook up a Chinese “little nobleman” abroad. After a month of falling in love and feeling love, he ran away with guilty conscience after the other party proposed marriage.

Five years later, Gu Yingdi had become popular all over the country, but he had a four-year-old son beside him. 

One day, the little handsome guy pointed at the man who took up the entire page in the financial newspaper and said, “Dad, this man looks like me!” Gu Jiayi glanced at the calm, handsome man in a suit and shoes in the newspaper, and asked with a guilty conscience, “He has an onion head, and his body is black and black like the top post. Are you sure you look like him?” That night, “Top Door Post” came to the door … Gu Jiayu, “My son, hide your tail!”

- Description from Novelupdates

'Confucius spoke not of the bizarre, the valiant, the rebellious, nor of spirits and demons.'This is the story of Mok Gyeongwoon, AKA the First Heavenly Demon - Cheon Ma, the forefather of the main character of the popular novel and manwha Nano Machine. This story is the prequel to Nano Machine, taking place 800 years earlier.