Fatal Promise 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. Details Casts Videos Galleries Posters Season Lists Title Fatal Promise Genres Drama Soap First Air Date 2020-03-30 Last Air Date 2020-08-27 Episode Runtime 00 Hours 35 Minutes Total Season(s) 1 Total Episode(s) on All Seasons 105 Runtime 35 Production Companies Mega Monster Park Ha-na... Cha Eun-Dong... Ko Se-won... Kang Tae-In... Kang Sung-min... Choi Joon-Hyuk... Lee Chang-wook... Han Ji-Hoon... Kil Yong-woo... Han Kwang-Hoon... Kang Shin-il... Kang Il-Sub... Lee Dae-yeon... Cha Man-Jong... Fatal Promise | 위험한 약속 [Teaser-Ver3] (Trailer) Fatal Promise | 위험한 약속 [Teaser-Ver2] (Trailer) Fatal Promise | 위험한 약속 [Teaser-Ver1] (Trailer) Original Size (1600x900) Original Size (951x1439) Original Size (740x1110) Original Size (1200x1800) Original Size (1200x1800) Original Size (740x1110) Season 1 105 Episode(s) 2020-03-30