Rebirth of Billionaire's Wife - Chapter 20: Allow me to clarify

A man who was once called the world strongest agent ended up becoming a teacher after his retirement to train the new generation of agents. After many years of training his disciples, he is killed at the age of 60 by the ploy of a secret organization and was reincarnated in another world with all his past memories.Though he was surprised by the magic and the strange species of that world, he adapted very fast 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 tight 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 new students.

Ning Yechen used to be the Demon Lord. He singlehandedly took over the Demon Realm and attacked the Heavenly Realm. His name preceded him throughout the Six Realms. He got tired of fighting, so he quietly went into seclusion and became a happy hermit.One night, an Empress from the Heavenly Realm fell into the Mortal Realm after someone drugged her with an aphrodisiac. She inadvertently fell into his room, and they made out. After the deed, the Empress quietly left. Just when he thought he would never see her again, she showed up in front of him ten years later, bringing a child, saying it was his daughter and demanding accountability from him! “She’s your daughter. You have to be responsible for us!” Ning Yechen was stunned!

[You have become the first ever Player of Life in human history.]

-What did I just see? He can see the flu virus?

-The cell he made grew in the culture medium. This really looks like an embryonic stem cell… Is this true?

Leukemia, dementia, schizophrenia, lung cancer, and pancreatic cancer…

‘Can I overcome it all?’

[Of course.]

A confident message popped up.

Rosaline, the living cell that had become a part of his body.

With this cell, any research he did was nothing but successful!

His story of overcoming all diseases and illnesses begins here.

Disclaimer: Please do not take any medical advice from this novel or any other web novels.

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