Kadro (10)
Kim Jae-wonChoi Kwan-woo
Kim Ha-neulKim Chae-won
Han Hye-jinYoon Ji-Soo
Kim Yu-miChoi Yun-HeeGo Myung-hwanKim Bong-Gyun
Park Won-sookPresident Yoon Mi-Hee
Kim Hae-sookKwan Woo's mother
Moon Ji-yoonChoi Jang-Bi
Kim Yong-geonChairman Lee Young-Kyu
Lee Min-hoTroubled student