MTL - After Being an Improper Control Group as an Abandoned Wealthy Wife, She Effortlessly Came Out on Top - Chapter 400

One day, the majority of humanity had a collective thought.

‘I wish the world would just collapse.’

And then, that wish came true.

Song Yu, an up and coming architect was supposed to be the fiancée to the second son of the Qi Family… until her family went bankrupt. The engagement was called off and she finally has the freedom to love whoever she wants to! Years later, a twist of fate made her cross paths with the Qi family again. In order to land a prestigious architect role in an upcoming hotel construction project, she had to impress the director of Qilin. Follow Song Yu as she navigates through life and love!

- Description from Novelupdates

Waking up, Kim Hajin finds himself in a familiar world but an unfamiliar body.

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O’ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.