Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 1 - 1-1. Cataclysm Begin Through Death March

I want to go to the fairy road, step on the gods, I want to be happy!
Repair the baby, cast the fairy body, and smash the fairy mark!
The starry sky opens, the gods fight, and the depths of Chen’s home are back!
I am Xiao Hua, this is the story of my god that I am in the world of immortality, creating souls, dying, dying, and not dying.

- Description from Uukanshu translation

She shouldn’t have got drunk, so she wouldn’t have court the troubles.
She slept with a handsome man and would be sent to the police?
Oh, my sweet Jesus…
“So you just ran away like nothing happened after you slept with me?”
“Old jerk! Even if I had the initiative, it was you who took advantage of me!”
As a saying goes, the more spoiled a president gets, the more likely he becomes a scumbag.
An adorable ‘wildcat’ vs. a scheming frenemy.
This was a love rivalry between a modern Cinderella and a Big Boss.
As time flew, the world was like a fleeting show.
When they met again after several years of separation, he held her hand tightly and swore that he would never give her any chance to leave him again!
Finally, he asked her to marry him and pampered his cute wifey with his endless love.

- Description from Novelupdates

Global mutation, the game descends into reality, and humanity enters an era of universal job change!Qin Xian starts as a classic villain, born into an ambitious villainous family, willing to use any means necessary to achieve his goals, even at the cost of overthrowing the entire empire!From the outset, he aims to hunt down the Son of Luck, destroy his future, take his goddess, and kill his parents, forming a deep-seated blood feud.The Son of Luck vows revenge! But Qin Xian doesn’t care at all.Who says the villain will inevitably be defeated by justice? Who says the villain must be a stepping stone for the Son of Luck?In this life, Qin Xian will rise as a villain, stepping over the bones of the Son of Luck, ascending to the pinnacle, achieving the ultimate supremacy, and use the gods as his chess pieces.He intends to write the perfect villainous life.

The daughter of a duke, the stuttering Maximilian, married a knight of lowly status at her father’s coercion.

After their first night, her husband departed for an expedition without another word.

He comes back three years later, this time as a famous knight in the whole continent.

How would Maximilian face him on his return?