COTE : There is Something Wrong With Hikigaya - Chapter 3 - : Free Things Are the Most Expensive

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

The bad news, at least for me, is that I died. The good news is that I was reincarnated into someone else's body who lives in a cult full of beautiful women... but this cult forbids love. Well, one can't have all the good things. I thought I was safe until the worst happened. A system appeared that told me that I would die if a girl didn't accept my confession within a month... I have to get out of that cult now.Every 10 days I upload 15 chapters at once on Patreon.

The handsome, skilled newbie livestreamer, Ji Zhiyao, has a dream.

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, “…”

—

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!”