MTL - My Wife, King Arthur - Chapter 568 solved?

As a wandering soul trapped in endless cycles of reincarnations, Claus must decide what to do in his current life.

A high-ranking officer in the Marines and a master of both Western and Chinese medicine, Feng Yu Heng is transmigrated with a duang sound to the Da Shun Dynasty.

Her father is distant, her grandmother is unloving, her mother is sick, her brother is young, and her sisters are hateful, with each more ruthless than the previous.

After transmigrating and being reborn, she definitely cannot continue being a good-for-nothing like the previous owner of this body.

Want to compete with me? It will be complete domination!
Want to cause me harm? A single scalpel will turn you to mincemeat!
Want to play dirty? A needle will paralyze half your body!
Want to kill me? A single scratch will disembowel you!

The formerly easy-to-bully completely transforms and becomes the most desired of Da Shun Dynasty. A hospital to be opened with the Emperor will bring the adoration of the masses and a great deal of wealth. But what’s this about a marriage to this absurd prince? What does the cripple have to say?

- Description from novelupdates

A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his rigorous discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life. This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students.

In the residence of the Duke of Zhenguo, the legitimate young miss, known for her icy demeanor, had transformed overnight.She, who usually regarded no one, woke up to confront anyone she saw with a few harsh words, using her frail body to intimidate so much that no one dared to touch her.Afterwards, this legitimate young miss began taking on retainers, nurturing powerful officials, engaging in commerce, and recruiting troops… Every act so shocking and audacious, it defied the norms and provoked fear in all who spoke of her!Yan Wanqing was seen as an enchantress and a disaster by the people, a thorn in the flesh and a nail in the eye that the ministers wanted desperately removed, an entity everyone shunned as if she were a venomous snake.Only the Crown Prince Mingyue, descending from the divine altar, in the dark, godless alleys, grasped her neck and repeatedly asked her, “Will you marry me or not?”