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그리드
“Signal meets The X-Files”
In 1997, a mysterious ghost saved humankind and then disappeared. The mysterious ghost appears again 24 years later and helps a serial killer escape. Kim Sae-ha, Jung Sae-byeok and Song Eo-jin pursue the ghost for different reasons.
Seo Kang-joon
as Kim Sae-ha · LEAD
Seo Kang-joon
Kim Sae-ha
Kim A-joong
as Jung Sae-byeok · LEAD
Kim A-joong
Jung Sae-byeok
Lee Si-young
as Ghost · SUPPORTING
Lee Si-young
Ghost
Kim Moo-yul
as Song Eo-jin · SUPPORTING
Kim Moo-yul
Song Eo-jin
Jang So-yeon
as Choi Sun-wool · SUPPORTING
Jang So-yeon
Choi Sun-wool
Kim Sung-kyun
as Kim Ma-nok · SUPPORTING
Kim Sung-kyun
Kim Ma-nok
Heo Joon-seok
as Im Ji-Yoo · SUPPORTING
Heo Joon-seok
Im Ji-Yoo
Lee Gyu-hoe
as Han Wi Han · SUPPORTING
Lee Gyu-hoe
Han Wi Han
Streaming
Where to watch
Availability varies by region · Data by JustWatch via TMDB
Quick verdict
Should you watch?
✓Fans of puzzle-box sci-fi thrillers, viewers who liked Stranger's writer turning to genre, Seo Kang-joon fans
✗An ending that leaves questions open, or a plot that needs close attention, frustrates you
Story
What is it really about
In 1997 a mysterious figure saved humanity and vanished; 24 years later it reappears to help a serial killer escape. Three people chase it for different reasons, and every answer opens a bigger question.
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Trivia & facts
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