A high school boy falls off of the top of a building and lapses into a coma. A detective and his school teacher attempt to get to the bottom of the incident.
Top Billed Cast
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Kim Seo-hyung
Cha Young-jin (16 episodes)
Ryu Deok-hwan
Lee Sun-woo (16 episodes)
Park Hoon
Baek Sang-ho (16 episodes)
Ahn Ji-ho
Go Eun-ho (16 episodes)
Jo Han-chul
Yoon Hee-seob (16 episodes)
Seo Young-joo
Kim Tae-hyung (16 episodes)
Min Jin-woong
Lee Jae-hong (16 episodes)
Moon Sung-keun
Hwang In-bum (16 episodes)
Park Cheol-min
Han Geun-man (16 episodes)
Media
![[Nobody KnowsㅣTeaser Trailer] "We might find a body if we dig up there, Young Jin"](https://i.ytimg.com/vi/c4lGanLvmcE/hqdefault.jpg)
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