All Cast
Kim Hye-soo
Yeon-ju
Han Suk-kyu
Chang-in
Ji Woo
Sung-ah
Kim Ki-cheon
Sung-sik
Lee Yong-nyeo
Next Door Neighbor
Dong Ho
Hyun-chul
Lee Jang-woo
Oh Soon-kyung
Uhm Ki-joon
Co. President Ha
Park Won-sang
Ham Gi-soo
Park Hyeok-kwon
Section Leader Jo
Kim Soo-min
Student 1