Kumo Desu ga, Nani ka? - Side Story 40: The Demon King’s situational analysis

Her wedding had also become her funeral.
Her stepsister and her fianc�� had gotten together at some point in time. It turned out that they had been the ones who had done it all along. She had been disfigured, raped, plagiarized, and her father had died in an accident.. All of this.. It turned out that they were the ones who had done it all.
She really regretted trusting the wrong person and misunderstanding the person who loved her... ...
After being reborn, she returned to her high school days.
She became a Straight-a student, won a grand prize, fought against the stepsister, confessed to the scumbag, and got lost. Her sister's lies were all broken. Faced with the shadow of rape, she came to recruit them. The chicken was braised with mushrooms, and a grand party was held. She made a name for herself. She was strong. She opened a shop, bought land, and earned a lot of money to be a boss But in front of him, she was a little woman that he doted on.
"Hei di, madam ran out again. She said she wanted to earn a lot of money to buy milk powder. "
Blue veins popped up on the man's forehead. "Here it comes again. Bring her back and open a bank for her. "

“For those who dare call themselves gods, I, Wen Ran, will crush their legacy beneath my feet. Even dogs are more honorable than those filthy bastards!”A feared Godslayer, who, due to betrayal, perished under the might of the heavens, having his world destroyed. Saved by a mysterious system, Wen Ran was granted a second chance at life but reincarnated in the body of a lowly slave. Hunted by the gods who sought his head, Wen Ran vowed to reclaim his title by showing heaven his vengeance as a 'God Slayer.'

Starting from today, I am retired. But what should I be doing? I neither have the skills, nor the mind to do business, my only advantage is this pair of hands which have taken this world. What a headache…

Note: The usage of the term “retired” here doesn’t mean retiring from old age, work etc. It’s a specific term to refer to not involving oneself in the affairs of a certain society.

- Description from Novelupdates

When I cleared the final chapter of a game that was a national failure, I became an unnamed side character in it.

A non-standard, unmeasurable, EX rank supporting character.