Park Yong-woo
Kang Ji-seung
"Five missing children, They never came back."
On March 26, 1991, five boys set off to the mountain to go frog hunting and never come back to their family. While a documentary producer, detective and professor try to solve the mystery of the incident, one of the boys' parents is a suspect.
Park Yong-woo
Kang Ji-seung
Ryu Seung-ryong
Hwang Woo-hyuk
Sung Ji-ru
Jung-ho's Father
Kim Yeo-jin
Jung-ho's Mother
Sung Dong-il
Park Kyung-sik
Park Byung-eun
Kim Joo-hwan
Kim Koo-taek
Won-kil's Father
Park Mi-hyeon
Won-kil's Mother
Lee Sang-hee
Yong-duk's Father
Seo Ju-hee
Yong-duk's Mother
Jo Deok-jae
Dong-pil's Father
Seo Young-hwa
Dong-pil's Mother
Nam Sang-Baek
Chul-woo's Father
Jeon Kuk-hwan
Professor Cha
Park Seo-yeon
Jin-yeong