Jaewon decides to get a divorce, but she can’t give up the custody. However, Soonyoung is most likely to take the custody because he spent more time with Arin. To turn the table around, Jaewon frames Soonyoung for leaking confidential documents. While doing so, Jaewon notices that she also has a critical weakness. Meanwhile, Teo continues to investigate and find out who tried to kill Baek Seunggyu.