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20 years ago Moo-Yeom’s father was a suspect in the "Gap Dong” serial murder case. Because of the detectives’ oppressive investigation, Moo-Yeom’s father killed himself. Now, Moo-Yeom is a detective and works to capture the killer Gap Dong. The statue of limitations has expired for the serial murder case and Moo-Yeom resigns to the belief that Gap Dong is dead. New clues though for Gap Dong appears in front of Moo-Yeom and he sets out to catch him once and for all.
Themes
Episodes
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- E1 Episode 1Next upApr 11, 2014 · 60 min
Synopsis

Mu-yeom who became a detective for his father, receives news like a nightmare.
- E2 Episode 2Apr 12, 2014 · 60 min
Synopsis

Hearing something suspicious about the body of a murder case, Mu-yeom rushes to the crime scene.
- E3 Episode 3Apr 25, 2014 · 60 min
Synopsis

It's reported that the first case is the act of Gabdong and there will be a second case of murder.
- E4 Episode 4Apr 26, 2014 · 60 min
Synopsis

Mu-yeom is arrested as a criminal, and Yang suggests to compare the DNA of Gabdong and Mu-yeom.
- E5 Episode 5May 2, 2014 · 60 min
Synopsis

Chief Yang meets Maria and thinks of a girl he met at the scene for a case from a while ago.
- E6 Episode 6May 3, 2014 · 60 min
Synopsis

Mu-yeom suspects Tae-oh as Gabdong. Tae-oh lets out the story of his dead father to Maria.
- E7 Episode 7May 9, 2014 · 60 min
Synopsis

The civilians blast anger and attack the police for failing at preventing the fourth case.
- E8 Episode 8May 10, 2014 · 60 min
Synopsis

Mu-yeom kidnaps Ji-ul and tracks down Tae-oh, with the predicted date for a fifth case approaching.
- E9 Episode 9May 16, 2014 · 60 min
Synopsis

After finding a corpse, Mu-yeom runs at Tae-oh, and Maria witnesses something shocking.
- E10 Episode 10May 17, 2014 · 60 min
Synopsis

A phone call rings from the real Gabdong. Mu-yeom finally gets to know the true identity of Gabdong.
- E11 Episode 11May 23, 2014 · 60 min
Synopsis

Gabdong is finally caught. Mu-yeom starts the interrogation and goes to get his shut mouth talking.
- E12 Episode 12May 24, 2014 · 60 min
Synopsis

The plane the murder happened at, which Tae-oh was in, makes a flyback.
- E13 Episode 13May 30, 2014 · 60 min
Synopsis

Tae-oh confesses his crimes, and Maria is shocked after finding out that Gabdong's probably dead.
- E14 Episode 14May 31, 2014 · 60 min
Synopsis

After finishing the montage, Maria turns the young Gabdong montage into Gabdong of the present.
- E15 Episode 15Jun 6, 2014 · 60 min
Synopsis

Mu-yeom and Tae-oh, neither one of them slows down and races to the end of the cliff.
- E16 Episode 16Jun 7, 2014 · 60 min
Synopsis

Mu-yeom interrogates to prove Do-hyeok as Gabdong. He gets closer to the secret of the Murder case.
- E17 Episode 17Jun 13, 2014 · 60 min
Synopsis

While searching Do-hyeok's house, Mu-yeom finds a suspicious picture frame of the Eiffel Tower.
- E18 Episode 18Jun 14, 2014 · 60 min
Synopsis

Tae-oh starts a deal between Do-hyeok and Maria. Mu-yeom notices and makes the two Gabdong gather.
- E19 Episode 19Jun 20, 2014 · 60 min
Synopsis

A gunshot rings at the pool Mu-yeom and Do-hyeok are at, and someone falls bleeding.
- E20 Episode 20Jun 21, 2014 · 60 min
Synopsis

The trial of the two Gabdong finishes, with hard choices to make, the two fall into a great dilemma.
Cast & crew
Directed by Jo Soo-won, Shin Yong Hwi
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Jung In-gi
Jo Min-jun
Yoon Sang-hyun
Kim Min-joung
Sung Dong-il
Lee Joon
Kim Ji-won
Kang Nam-gil
Min Sung-wook
Yoon Kyun-sang
Choo Soo-hyun
Yoon Chan-young








