Ko Cheok-Hee (Jo Yeo-jung) is a divorce attorney with zero scruples — she’ll stop at nothing to win, and basically treats everyone around her like crap, especially her office manager, maybe played by Yeon Woo-jin. He’s no prince either, since he takes to pointing out every mistake right to her face, ignoring the fact that she’s his boss. They drive each other crazy and part ways because they can’t stand to work together, only to reunite some years later. In the interim,the protagonist has gone to law school and become a divorce lawyer himself, and Ko Cheok Hee has gotten her license suspended for misconduct. So at his new firm, she shows up as his new office manager, and has to suffer every terrible thing she did to him in the past.