There's Something Wrong With This Account - Chapter 18 - 018, [Mr. said it’s okay]

As soon as she fell into the world of beastmen, a leopard forcibly took her back to his home. Indeed, Bai Qingqing is at a complete and utter loss. The males in this world are all handsome beyond compare, while the women are all so horrid that even the gods shudder at their sight. As a first-rate girl from the modern world (she’s also a quarter Russian), Bai Qingqing finds herself sitting at the center of a harem filled with beautiful men — at the very peak of existence.

This novel is also known as Long Live the Mad Wife!

Daughter of the Feng Family, born a waste. Forced to marry a fool in an attempt to expel evil influences. When the first killer from the 21st century possessed this body, the sky and the earth surged. She was indifferent and cold-hearted but she let her guard down around him alone. She thought he was a pleasant sheep but didn’t expect him to be a gray wolf in disguise!

- Description from Novelupdates

Ajax was an orphan who survives a massacre along with his friends but unfortunately gets separated from them.

Fortunately, after a turn of events, he successfully gains a system which helps him increase his cultivation, but doesn't know what it is called.

But he knows one thing for sure, this system is very powerful and helpful in taking his revenge.

“Whoever you are, I am gonna find you”, Ajax mumbled himself with a disgruntled expression.

In a world where Summoning of an elemental spirit is done through a dream when they are 15 years old, Ajax with the help of a system and his summoned spirits sets out on a journey to seek revenge against the mastermind behind the massacre.

Feng. Liu Di is a city in the city. He has only one mind in mind:

I am the king, where do you live? !!

- Description from 69shu