WorldCrafter - Building My Underground Kingdom - Chapter 188 - Elvira Experiment

Jack Somnus was a mid-wealth professor of economics and a trading advisor for the powerful Johnson family. But after years of working for the Johnsons, he was abandoned without a word. He was laid off without as much as a severence package. Jack’s life got worse when he lost his wife. Depressed and alone, he got into an unfortunate accident. Instead of dying, he travels back in time to his teenage years. Now, Jack has a second chance to live the life he always wanted. He wants to be the one who controls, not the one being controlled. But his time travel hides a deeper secret, one that might throw him for a loop. [WARNING: CONTAINS EXPLICIT EROTIC SCENES]

A 30-year-old NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters!

In her previous life, she loved a prince who didn’t love her back. She was framed and her heart was torn out. After rebirth, she wanted to live unrestrainedly, but accidentally married Ling Chen, the Fourth Prince who was calculating, manipulative, and had bad reputation.

Conspiracy, hypocrisy, greed, framing, blackmail, she took them all one by one. Getting a big payoff for a small effort, love is like a sharp knife!

Lan Ling: Why did Wangye climb over the wall and come to my room?
Ling Chen: Why do you think I’m here?
Lan Ling: Does Wangye likes climbing to someone else’s bed in the middle of the night?
Ling Chen: Presumptuous! How is this someone else’s bed?

- Description from Novelupdates

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!