Farewell Trip - S1.E40

Dan Dan and Young Guk decide to tell the kids about Dan Dan's departure. The kids are sad to hear the news, but they try their best to be mature about it. They say goodbye with a farewell trip and a promise to see each other again in three years' time. Meanwhile, Yeon Sil tails Soo Chul when she figures out something suspicious is going on between him and Anna.