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Nobody Knows

TV·2020–2020·1 season, 16 episodes·SBS·Drama, Crime, Mystery·1h 5m

Streaming on (US) OnDemandKoreaKocowa Amazon ChannelSee all

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.

Highest-rated episodes all ranked

  1. 01Nobody Knows S01E08Episode 8S01E08 · 10.0Sun Woo goes to the abandoned building where Dae Hoon was found dead, but Lee Young Sik shows up out of nowhere and attacks Sun Woo. Then, Young Jin enters the building. Meanwhile, Dong Myung meets Tae Hyung in Eun Ho’s ward and tells how an old man asked him about Eun Ho and gave him a phone number the other day.
  2. 02Nobody Knows S01E09Episode 9S01E09 · 10.0After talking to Sang Ho, Young Jin comes to know about Sun Woo’s background, and becomes sure that Ki Ho is behind Eun Ho’s accident. Later on, Young Jin visits Hee Seob to find more information about the day of the accident. Meanwhile, Sun Woo tries his best to protect Dong Myung as he is pushed into a corner, instead of being protected.
  3. 03Nobody Knows S01E13Episode 13S01E13 · 10.0Sun Woo visits Eun Ho’s ward and learns that Eun Ho regained his memory. He also finds out that Eun Ho is Hee Seob’s biological son. Young Jin tells Sun Woo and Eun Ho to keep the fact that Eun Ho regained his memory a secret until she catches Sang Ho.

Castfull cast & details

Kim Seo-hyungKim Seo-hyungCha Young-jinRyu Deok-hwanRyu Deok-hwanLee Sun-wooPark HoonPark HoonBaek Sang-hoAhn Ji-hoAhn Ji-hoGo Eun-hoCho Han-cheulCho Han-cheulYoon Hee-seobYoon Jae-yongYoon Jae-yongHa Min SungYoon Chan-youngYoon Chan-youngJu Dong-myungSeo Young-jooSeo Young-jooKim Tae-hyung

Episodes by season

Season01Episode ratings across the season — the gold bar is its best episode16Episodes2020Aired 9.2Season avg
  1. S01E01Nobody Knows S01E01Episode 1March 2, 2020 9.0Young Jin lays her hands on a doll with six wings from a bereaved family member of the serial murder. She thinks that the doll has something
  2. S01E02Nobody Knows S01E02Episode 2March 3, 2020 9.0Sun Woo asks Eun Ho if anyone at school bullies him, and Eun Ho says no. Eun Ho receives a prize for saving a man who lost consciousness on
  3. S01E03Nobody Knows S01E03Episode 3March 9, 2020 9.0Young Jin comes to visit Eun Ho’s patient room to check on him. She finds signs of assault on Eun Ho’s body, and that makes her think it’s a
  4. S01E04Nobody Knows S01E04Episode 4March 10, 2020 8.5Sun Woo hears from Dong Myung that he used to work part-time at Millennium Hotel with Eun Ho upon request from Chang Su, Su Yeon’s boyfriend
  5. S01E05Nobody Knows S01E05Episode 5March 16, 2020 9.0Dong Myung talks about how he became friends with Eun Ho and that he sensed something was going on between Eun Ho and Min Sung at school. Yo
  6. S01E06Nobody Knows S01E06Episode 6March 17, 2020 9.0Young Jin’s team decides to investigate Lee Young Sik and Kevin Jung who are involved in the cash dump and could be Dae Hoon’s accomplice. H
  7. S01E07Nobody Knows S01E07Episode 7March 23, 2020 9.0Young Jin gets upset after realizing that her team members didn’t tell her that they had found out about Jang Ki Ho. She starts to investiga
  8. S01E08Nobody Knows S01E08Season's bestEpisode 8March 24, 2020 10.0Sun Woo goes to the abandoned building where Dae Hoon was found dead, but Lee Young Sik shows up out of nowhere and attacks Sun Woo. Then, Y
  9. S01E09Nobody Knows S01E09Episode 9March 30, 2020 10.0After talking to Sang Ho, Young Jin comes to know about Sun Woo’s background, and becomes sure that Ki Ho is behind Eun Ho’s accident. Later
  10. S01E10Nobody Knows S01E10Episode 10March 31, 2020 9.0The truth of the accident gets revealed. On the day of the accident, Eun Ho runs away from Sang Ho after having a conversation regarding a b
  11. S01E11Nobody Knows S01E11Episode 11April 6, 2020 9.0Both Young Jin and Sang Ho try to find Ki Ho. After coming to know that Eun Ho called Dong Myung’s mother before the accident, Sang Ho goes
  12. S01E12Nobody Knows S01E12Episode 12April 7, 2020 9.0Sang Ho and Sun Ah get anxious and try to find the book before Young Jin does it. But since Jang Ki Ho is the only one who knows how to deci
  13. S01E13Nobody Knows S01E13Episode 13April 13, 2020 10.0Sun Woo visits Eun Ho’s ward and learns that Eun Ho regained his memory. He also finds out that Eun Ho is Hee Seob’s biological son. Young J
  14. S01E14Nobody Knows S01E14Episode 14April 14, 2020 10.0Sang Ho finally acquires the book, and tries to decipher the message it contains. Although Sun Woo lost the book to Sang Ho, he managed to c
  15. S01E15Nobody Knows S01E15Episode 15April 20, 2020 9.0Young Jin and her team arrest Oh Du Seok as the prime suspect of the murder of Yoo Pan Soo. Jang Ki Ho decides to lure Baek Sang Ho to the c
  16. S01E16Nobody Knows S01E16Episode 16April 21, 2020 9.0Young Jin faces Sang Ho on the rooftop of the hotel where he’s holding Eun Ho hostage. Sang Ho provokes Young Jin by talking about Su Jung’s

Season 1 ranked & reviewed

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