Kujibiki Tokushou: Musou Hāremu ken - Chapter 223

Karl Wagner is a disgruntled middle-aged instructor at the Bundeswehr Command and Staff College. He finds himself concerned about the direction which the German nation is headed in—just as he is killed by a terrorist attack. Only to awaken and find himself reborn as an infant, Bruno von Zehntner, the youngest son of a noble family renowned for its part in the German war industry a few years after the founding of the German Empire. Bruno, as he is now known, desires to rewrite history and ensure the German Empire emerges victorious in the coming century. And in doing so, finds himself entrenched in a world filled with Blood and Iron!

People were jealous of her. An orphan married into a wealthy family and had a handsome, gentle, and wealthy husband.Little did they know, they slept in the same bed but had different dreams, and seldom communicated.People think his husband is perfect, but only she knows that he calls out other women's names in his dreams.Even though she gave birth to twins, she didn't touch him.So she filed for divorce.Finding his wife abandoning her children and property just to be separated from him, he suddenly felt anxious.When he returned home, he found only the hungry children waiting to be fed, and the bed was also so cold. A luxurious villa without a wife is just a pile of steel and concrete. He suddenly realized that he had already fallen in love with her, but she had become his unattainable heiress.She said, “Sir, you have to queue up to chase me. You'd better go back and take care of your children.”He held his two children and smiled, “The children are too young to live without their mother. Let's give them back to you.”When the servant brought the children's luggage into the house, he emerged from a huge cardboard box and said, “I am the children's doll, and you can also think of me as an intelligent robot - with a complimentary warm bed service.”“..”

This is a world where humans, demons and mysterious beasts coexist.

Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception.

A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings.

Some demon kings have a tyrannical corporeal body, some are experts in illusions.
Some demon kings are proficient in magic, some can even move mountains.
Some demon kings are able to sense things thousands of miles away.

These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…

- Description from Novelupdates

I found a girl of unknown origin outside; she claims to be a time traveler from a post-apocalyptic era.Great calamity is imminent, with abominations spreading across the land, human civilization annihilated, and even the world itself shattering, all beyond redemption.As for myself,I am considering how to confine this beautiful girl, who has temporarily lost her powers, within my home.