How come the celestial technique I stole is so powerful?! - Chapter 13 - Human Tao Orchid Heart

Two heroes of the game Legend of Heroes 2 who were rotten waters*.

Samantha Larsson became a laughing stock when Timothy Barker publicly denounced their marriage. Two years later, she was tricked into going home and married a mysterious man, who was known to be disfigured and physically disabled!

Nonetheless, she would fight until the end and destroy the scums, slowly getting her justice!

“Timothy, I’m letting you know that men are queuing to marry me! Even if you kneel and beg for me to marry you, I won’t choose you!”

Then, Samantha left proudly.

In the middle of the night, a mysterious man came over. “You won’t choose me? Hmm?” Soon, Samantha saw the mysterious man’s face, and her eyes widened…

Lin Xiaoyue, a girl from the future, transmigrates into the body of a dumb peasant girl. The father of the original owner had just died, and her remaining family was made to live in a dilapidated house on the edge of the village by their own grandmother. Looking at her fragile mother and her little brother’s miserable appearance, Lin Xiaoyue decided that she wanted the three of them to live a good life. The good thing is that she had her spatial ring and spiritual powers.

With that, she could relax and easily do what she needed to do. Hmm. There wasn’t a strong man in the house, and people continuously came to bully them? No problem, she’ll just buy a man! After browsing through the slaves, she discovered the captain whom she had a crush on in her previous life! Ah, she just loved ancient times! There was no war, and no famine. She also had a family and a lover! She was happy to live on like this! This is the story of an ordinary girl who came from the future, living a prosperous life in the ancient times!

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