MTL - Ci Jinzhi - Chapter 3 nightmare

From a caste based high school, bottom-tier Naomi Masatsugu is caught up in a summon of his class to a different world. However, as soon as they arrived the king said, “This guy is unnecessary because he only has clumsy skills ” and it is concluded that he is to be forced to administer the orphanage, which no one wants to do. Unfortunately for the orphanage his skills were cheat skills that cause the girls to cling to him.

In order to “defend” the girls that depend on him, he must operate the orphanage while overcoming the powerful people, authorities, and former classmates that surround him.

Roy’s life was nothing special. The only thing commendable was the last few moments when he saved a mother and her child from a drunk driver.
…
It’s really an egg! Damn it, what kind of monster have I become? Did I fall into Hell instead of making it to Heaven??
Join Roy as he ventures through various worlds with the Custom Made Demon King System—a system that allows Roy to draw anything he can imagine and create it through exchanging souls!

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

The fat cat Black Tubby said, “Supreme Commander is a good person, meow!”

The bird Grandfather Sparrow said, “Supreme Commander is a good person, chirp!”

The little mouse Oil Jar also said, “Supreme Commander is a good person, squeak!”

Furthermore, the weasel Great Immortal said, “You and Supreme Commander are a match made in Heaven~”

All of the little animals told Ning Xiaoyao about Supreme Commander, Supreme Commander, Supreme Commander! So, Ning Xiaoyao believed that this Supreme Commander named Lou Zigui had to be a good guy. As to whether or not they were a match made in Heaven…

The fat cat Black Tubby clawed at Ning Xiaoyao. “You wrote the decree sentencing Supreme Commander to death in the execution grounds, ah! You fatuous, self-indulgent ruler!!!”

Ning Xiayao replied, “…”

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Ning Xiaoyao is a genetically evolved army doctor from a zombie-infested apocalyptic world. One day, she transmigrates to the past as the next emperor of an ancient country. But wait, isn’t she a girl?!

As it turns out, she’s a disguised stand-in for her baby brother under the “loving” care of the empress dowager, her mother and future murderer. Faced with her impending death, Ning Xiaoyao must thwart the schemes of her family to survive in a palace allied against her. But how does a zombie-killing expert with supernormal strength, healing powers, and the ability to understand animals deal with the intricacies of court politics?

“If nothing else works, I’ll just beat them all up!”