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Jihyo and Bora face a series of delays on the way to a psychiatric hospital. Kim Byungjo and Oh Sehee ask a former detective about a mass suicide case.
Jeon Yeo-been
Hong Jihyo
Nana
Huh Bora
Lee Dong-hwi
Lee Siguk
Ryu Kyung-soo
Kim Byungjo
Ko Chang-seok
Kim Chanwoo
Kim Nam-hee
Ma Hyungwoo
Kim Myung-gon
Moon Hyungtae
Son Sook
Baek Yoonsun
Baek Joo-hee
Seo Hwajung
Jung Da-bin
Kim Younggi
Tae Won-seok
Captain Price
Lee Min-goo
Kim Donghyuk
Park Won-suk
Cho Phillip
Jeon Bae-soo
Hong Junsik
Kim Guk-hee
Goo Hyeyeon
Park Soo-young
Kwon Youngung
Ahn Se-ho
Team Leader Park
Choi Su-im
Oh Sehee
Kim Han-na
Lee Miju
Kim So-min
Kim Jik-jin's son