A cheating boyfriend, stealing roommate, abusive partner, or a lying sibling. In one way or another, everyone in this world has been lied to, hurt, or wrongly accused- sometimes without their knowing.

Sometimes these injustices are responded to with revenge. Also being called payback, retribution, retaliation or vengeance; it may be characterized as a form of justice; an action which enforces societal or moral justice aside from the legal system.

Sometimes, it is unnecessary. Karma is a , right?

But other times, it is compulsory.

Kim Jongin is a stuck-up, immature brat that has a very-bad temper. Unfortunately, our protagonist Ji-eun finds herself caught in-between his selfish attitude and his outlandish friends. Together, they run a renowned gossip business that never fails to top television ratings.

When Ji-eun has a bit of racy information about Jongin just waiting to be published to all of Korea, Jongin and his co-workers try to compromise with her, offering her a job.

Only problem is the job description: Babysitting the hostile CEO.

Knowing full well that Jongin will get into trouble if the media finds out about his bad-habits, his friends soon see that Ji-eun is one of the only people that can tame the beast. It's now Ji-eun's job to keep the immature CEO in check, the companies poor attempt at trying to hide Jongin's bad temper.

But Ji-eun is still set on getting her revenge.

In the end, who will win?