MTL - There is a Problem with This Online Game Planning - Chapter 660 first game

Chu Sihan, the county magistrate of Xuan Yue Country, is an exceptionally handsome prodigy who had risen to fame since he was a child. However, the National Preceptor prophesies that he would not live to the age of thirty, unless he marries the Lu Family’s daughter from Liu Yue Village.

Enemy of the world, cursed by all, Kim Sungchul goes on a quest to prevent the ‘prophecy of the end’ from coming to pass.

But no matter how much he raised his strength, there were still some things he could not achieve with physical strength alone.

Resolving to obtain the power of magic, he goes into hiding to learn magic from his most hated of enemies, The Mages.

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

Li Yao, a retired assassin, woke up one day to find herself transmigrated to ancient times and became a famous shrew far and wide.

With hands on her hips, she wailed loudly. Villagers called her the bane of ghosts, and even dogs would circle around when they saw her.

She had four children, her husband had passed away, and it was a disastrous year, leaving them poor as church mice.

Fortunately, River Bay Village was nestled against a big mountain, with wild chickens, wild boars, wolves, tigers, herbs, spices, corn, sweet potatoes, potatoes… it seemed to have everything.

Rely on the water to eat, and rely on the mountain.

With her skills that exceeded the times, Yao Li quickly became the wealthiest person in River Bay Village.

She was determined to stick to her original aspirations – retire and live out her remaining years in peace.

But as a widow, there were many things at her doorstep.

Her maiden family coveted her wealth; local ruffians lusted after her beauty; the magistrate admired her talents; the prefect wanted to rely on her to build up his political achievements; the scholar admired her literary talent; the chancellor respected her breadth of knowledge…

Wave after wave, wearing down her doorstep.

Even a Prince was amazed by her, finding all kinds of excuses to frequently visit and neglect his palaces.

Li Yao adapted to the circumstances, sparring back and forth, just wishing her retirement life would remain undisturbed.

But unknowingly, the world was changing because of her.