A male student's body is found at school. Authorities assume that the student killed himself in a fall. Other students at the school hold a trial to uncover the truth behind his death.
Kim Hyeon-soo
Ko Seo-Yeon
Jang Dong-yoon
Han Ji-Hoon
Seo Ji-hoon
Bae Joon-Young
Seo Young-joo
Lee So-Woo
Seo Shin-ae
Park Cho-Rong
Cho Jae-hyun
Han Kyung-Moon
Shin Se-hwi
Lee Joo-Ri
Ahn Seung-gyun
Choi Seung-hyeon
Ahn Nae-sang
Ko Sang-Joong
Kim Yeo-jin
Seo-Yeon's mother
Shin Eun-jung
Teacher Kim
Yoo Ha-bok
Principal
Mask
War & Peace
Press Gang
Seizure
So Close! Detective Oshii
The Flight Attendant
Brave New World
Bitch X Rich
Scream: The TV Series
Agatha Christie's Marple
Annika
Agatha Christie's Poirot
Coroner
Hyena
My Naughty Classmates
Lost in the Rain
Ordeal by Innocence
The Inspector Lynley Mysteries
Perry Mason
Pretty Little Liars: The Perfectionists
