Super Invincible Upgrade - Chapter 259 -

The year 1847

The ending of fairy tales is usually a happy ending of the hero and heroine. As for the supporting characters, who will care about their happiness? Having such a bad thought one day, they suddenly turn dark. They want to revolt, and they don’t want to be the main couple’s stepping stone for their ‘True love’ again. Oh my god! What’s about the plot? What kind of story will it play out with a character like this? Can it still run smoothly? The hero and the heroine are going to be crippled by the supporting character!!!!! Well, there’s actually a project to save the plot from it. By nipping the bud of all evil thoughts from them, and let the hero and heroine live together in happiness. The named of this project is ‘To save the supporting character’. All executors must dutifully do their work, and as for the mean to achieve it? Oh! That’s not worth mentioning~

No matter whether it is a white cat or black cat, if that cat can catch a mouse then it is a good cat.

- Description from Novelupdates

[Mature Content]“The brightest light casts the darkest shadow”Eirin lived her life in the shadows of her precious friend, but she soon fell into deep chaos after she stumbled upon a humanoid that tried to take her life without an ounce of hesitation. She was saved by a group of people who wielded unknown abilities, and the moment she woke up, it all felt like a nightmare.Just when she thought she had escaped death, the people who saved her are now the ones after her life. Misfortunes started going her way, and creatures unknown to her appeared one by one, taking the most precious person away from her and leaving Eirin in despair.Secrets started unfolding, and the monster Eirin sought for so long was not the one she expected them to be.

A tree of 10,000 flowers, the world is the door.
The spells change a lot, but the hearts of the people are unchanged.

- Description from Uukanshu translation