For the 2009 Japanese dorama with the same title, see Triangle.


  • Title: 트라이앵글 / Teuraiaenggeul
  • Previously known as: 히든 (Hidden) / 바보삼형제 (Three Foolish Brothers)
  • Genre: Melodrama, family, romance, action, crime
  • Episodes: 26
  • Broadcast network: MBC
  • Broadcast period: 2014-May-05 to 2014-Jul-29
  • Air time: Monday & Tuesday 22:00
  • Original Soundtrack: Triangle OST


Three brothers lose their parents and grow up separately without knowing the whereabouts of each other for more than 20 years. Because they have taken on new names and are all grown up, they are unable to recognize each other later on. Jang Dong Soo the oldest brother become a detective, while Dong Chul the middle brother uses an alias name Heo Young Dal to become the boss of a crime gang. The youngest, Dong Woo, grows into a cold person after being adopted by a rich family. The three brothers' fates become intertwined as they become bitter adversaries.1

User/Viewer Ratings

(one vote)


Correlation Chart - click to enlarge
Main Cast
Extended Cast

People around Jang Dong Chul

People around Oh Jung Hee

Seoul Metropolitan Police Agency, Special Crime Squad

Chung Jin Group



Production Crs


  • 2014 7th Korea Drama Awards: Top Excellence, Actor (Kim Jae Joong)

Episode Ratings

See Triangle (MBC)/Episode Ratings

External Links

Retrieved from --

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