My Classmate is 200 Million Years Old - Chapter 174

In the legends that were told, ten thousand years ago the twelve demon kings wreaked havoc upon the world, almost completely destroying it. Ten thousand years later, the late arriving Bella discovered that she had been screwed over by her reincarnation, the ranks of the Saviors are already filled and she has to change teams in order to pass the days. Having her gender changed into a beautiful girl… she endured that, not being able to join the righteous side and obtain cheat abilities… she endured, but what she could not endure, was that the world that she had transmigrated to was toxic beyond belief. No one here does their rightful jobs properly, be they heroes, demon kings, or creator gods… in fact, Bella felt as if they all had also started with the wrong faction!

An edict bestowed marriage.

A noble daughter with three strikes: no talent, no looks, no virtue.

A trash wangye – disfigured, disabled, seriously ill.

Everyone says: Perfect match!

Bridal veil down–she wore a shallow smile. Leisurely and calm. Having experienced life and death, she only wanted to lead a quiet life.

Going up to the wedding hall–he had a slight smile on his face; a heart as cold as ice. He suffered all kinds of humiliation, but there will be a day when he will stand above all beneath the heavens.

–He is my husband. To bully him is to bully me. To insult him is to insult me. To hurt him is to hurt me. If someone were to hurt me, I would have to get to rid of them!

–Benwang doesn’t believe in supernatural beings and doesn’t seek heaven. If she were to die, benwang would turn this entire world into purgatory and sacrifice this whole country to her!

- Description from Novelupdates

Having been married for two years, he only takes her as an enemy. He never touches her, and even insult her in front of other women, “Si Wan, you are the most disgusting woman in the world.” Facing his ruthlessness, she decides to leave, “Gong Siming, if you don’t love, just let me go.” But he replied dominantly, “Si Wan, of course I love you.” Si Wan is caught in a trance. And he goes on, “I want to love you tenderly every night.”

A story in which a woman, after learning that the world would end in ten days, sets out to finish one last thing: murder her ex-girlfriend.

However, she ends up befriending, and spending the world’s final days with, the little sister of her ex-girlfriend instead.