Soo Ji plans to go on a trip with Si Hyun and Se Joo. On top of that, she invites Kyung Joo and Tae Hee as well. Kyung Joo is exhilarated at the fact that she will be spending the night with Se Joo. However, on the day of the trip, Kyung Joo's mom falls sick, and she is forced to send Tae Hee first. Si Hyun hears about this and goes to pick Tae Hee up.
여행을 떠난 네 사람.
수지에게 충격적인 이야기를 들은 태희는 그대로 얼어붙는데..
