Synopsis

Watching Hae Ri act up, Ja Ok suggests that she should discipline her, and Soon Jae agrees with her. So Shin Ae and Hae Ri go to Ja Ok's house, and Kwang Soo starts to train them. Meanwhile, Ji Hoon offers to teach Se Kyung math, and Jun Hyuk doesn't like it. Jun Hyuk comes up with an idea to stop Se Kyung from being alone with Ji Hoon.