So Hyun plans out how to ruin Jae Young's happiness, and decides to get rid of his loved ones out of his life. So Hyun starts to hang out with Yoon Ho more often so she can naturally bump into Bok Hee, her dad's girlfriend. So Hyun thinks that Bok Hee will be disappointed to find out that she is actually Jae Young's daughter and will break up with him in the end. Meanwhile, So Hyun takes revenge on Jun Sik first.