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Episode 1
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Series
Fatal Promise
위험한 약속
2020EndedSouth Korea35 min
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What's it about?
A fierce revenge melodrama about a girl who is pushed to the edge of a cliff while fighting the unjust and a man who breaks his promise with her and starts a family of his own, reuniting 7 years later.
Where to stream?
KOCOWA+
Checked 08/22/2026 · last check was a while ago · United States catalog · account required.
Available (check outdated)
Where else to find it
These offers belong to each country's catalog and usually can't be watched from here.
Availability data partly provided by JustWatch via TMDB.
Trailers & videos
Fatal Promise | 위험한 약속 [Teaser-Ver2] — Trailer · English · official · YouTube
2 videos — they play on each provider's site
Cast
Park Ha-na
박하나
Cha Eun-Dong
105 episodes
Ko Se-won
고세원
Kang Tae-In
105 episodes
Kang Sung-min
Choi Joon-Hyuk
105 episodes
Lee Chang-wook
Han Ji-Hoon
105 episodes
Kil Yong-woo
길용우
Han Kwang-Hoon
105 episodes
Kang Shin-il
강신일
Kang Il-Sub
105 episodes
Lee Dae-yeon
이대연
Cha Man-Jong
105 episodes
Kim Mi-ji
김미지
Legal Team Employee
105 episodes
Yoon Byul-ha
윤별하
Patient Girl With Baloon
105 episodes
9 people — scroll sideways
Crew
Writer
Ma Joo-hee
Director
Kim Shin-il
Episodes
Season 1 — 105 episodes · from 03/30/2020
Page 1 of 5 · Episodes 1–25
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Episode 2
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Episode 3
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Episode 4
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Episode 5
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Episode 6
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Episode 7
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Episode 8
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Episode 9
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Episode 10
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Episode 11
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Episode 12
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Episode 13
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Episode 14
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Episode 15
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Episode 16
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Episode 17
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Episode 18
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Episode 19
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Episode 20
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Episode 21
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Episode 22
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Episode 23
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Episode 24
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Episode 25
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Image gallery
Posters (5)
Stills (1)
Images © their respective rights holders · Source: Poster: TMDB