The Undercover Heir is Actually Tycoon's Secret Girlfriend - Chapter 113

Sa Bina was on her way to write her SAT when she suddenly finds herself in a strange world. She is sent to be the old emperor’s concubine, but on their wedding night, the emperor gets murdered by no one other than his own son and the heir! To survive, Bina makes a deal with beautiful but deadly Lucretius and her life in this dangerous kingdom begins.

One night she gets drunk and mistakes the most well-known Mafia boss for a Host* and intends to sleep with him.

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

Ziel Grisel (Nijisaki ken) succeed defeated the fallen god-king in divine war. But he was cursed by the god and lost all his emotions. Until finally he created the reincarnation magic of his skill to remove the curse.

900 years later it has passed and ken successfully reincarnated. Unfortunately, The curse cannot be eliminated. And ken must be forced to live his life without his emotions. Ken finally Determined to live a quiet and peaceful life in those days as a….Butler?