Characters played by So-Young Ko
Oh Se-jin
Characters played by Seong-jin Kang
Detective Yang Na-sun
Characters played by Jang Hie-jin
Yu-yeon
Characters played by Ha-seon Park
Jung-hong
Characters played by Yûko Fueki
Sucide woman at subway
Characters played by Dong-wook Kim
Shin Jung-soo
Characters played by Gyu-min Kim
[no data]
Characters played by Ju-seok Lee
[no data]