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.
Kang Ji-seung
Hwang Woo-hyuk
Jung-ho's Father
Jung-ho's Mother
Park Kyung-sik
Kim Joo-hwan
Won-kil's Father
Won-kil's Mother
Yong-duk's Father
Yong-duk's Mother
Dong-pil's Father
Dong-pil's Mother
Chul-woo's Father
Chul-woo's Mother
Professor Cha
Jin-yeong
Remains Finding Reporter
PD Kim
Class Monitor
