Season 1

• 

  8.2/1029 votes

  Episode 1

  Season 1 Episode 1 - Aired 3/23/2019

  After an alleged drug trafficker, Yoo Dae-hun, is found dead, Hyun-jin enlists as an officer of the special investigative unit. She has her suspicions about the case and sights Soo-hyun, a killer disguised as a veterinarian, rescuing wild animals.

  Director: Unknown

  Writer: Unknown

• 

  8.2/1025 votes

  Episode 2

  Season 1 Episode 2 - Aired 3/24/2019

  Soo-hyun, Hyun-jin and a mysterious high-school girl reside in the same building. Meanwhile, the 'Red Mafia', a Russian mafia is connected to the case Soo-hyun is investigating.

  Director: Unknown

  Writer: Unknown

• 

  8.0/1022 votes

  Episode 3

  Season 1 Episode 3 - Aired 3/30/2019

  Karimoff escapes Soo-hyun and Hyun-jin, and seeks a window to strike back. The man-behind is slowly revealed and Soo-hyun's memories begin to return and Karimoff holds Seul-gi hostage.

  Director: Unknown

  Writer: Unknown

• 

  8.3/1021 votes

  Episode 4

  Season 1 Episode 4 - Aired 3/31/2019

  Karimoff escapes Soo-hyun and Hyun-jin, and seeks a window to strike back. The man-behind is slowly revealed and Soo-hyun's memories begin to return and Karimoff holds Seul-gi hostage.

  Director: Unknown

  Writer: Unknown

• 

  8.6/1022 votes

  Episode 5

  Season 1 Episode 5 - Aired 4/6/2019

  Soo-hyun recalls a memory from childhood and visits an orphanage. Meanwhile, Hyun-jin starts to look into Seul-gi's traumatic past and becomes aware of her identity.

  Director: Unknown

  Writer: Unknown

• 

  8.4/1020 votes

  Episode 6

  Season 1 Episode 6 - Aired 4/7/2019

  Hyun-woo recalls Jae-hwan's ambition and closes in on his neck tightly. Soo-hyun finds trouble and faces a divided path.

  Director: Unknown

  Writer: Unknown

• 

  8.3/1021 votes

  Episode 7

  Season 1 Episode 7 - Aired 4/13/2019

  Soo-hyun questions the identity of his client, and threatens Phillip to source the information. Hyun-jin is placed on security detail and Soo-hyun assassinates Hyun-jin's client.

  Director: Unknown

  Writer: Unknown

• 

  8.2/1021 votes

  Episode 8

  Season 1 Episode 8 - Aired 4/14/2019

  Soo-hyun learns of the terrible actions of Jae-hwan, and is confused. Soo-hyun uses Phillip to draw out his client as his memory slowly returns.

  Director: Unknown

  Writer: Unknown

• 

  8.3/1021 votes

  Episode 9

  Season 1 Episode 9 - Aired 4/20/2019

  Soo-hyun chases the hard truth, and is forced to accept it as he learns of his past. Meanwhile, Do Jae-hwan is suspicious of Ji-hye and all plans are put at risk.

  Director: Unknown

  Writer: Unknown

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  8.4/1028 votes

  Episode 10

  Season 1 Episode 10 - Aired 4/21/2019

  Soo-hyun tracks Ji-hye and crosses paths with Hyun-jin. Hyun-jin is attacked by an unidentified crew. Soo-hyun identifies his client.

  Director: Unknown

  Writer: Unknown

• 

  8.7/1030 votes

  Episode 11

  Season 1 Episode 11 - Aired 4/27/2019

  Ji-hye disappears along with the secrets of the serial murder. Hyun-jin frantically searches for Ji-hye. Meanwhile, Hyun-jin learns of the relationship between Soo-hyun and Do Jae-hwan, and takes a step closer to Soo-hyun's identity.

  Director: Unknown

  Writer: Unknown

• 

  8.5/1031 votes

  Episode 12

  Season 1 Episode 12 - Aired 4/28/2019

  Soo-hyun's identity is revealed to the police putting him on the run as a killer. Soo-hyun waits for an opportunity to kill his last target, but Hyun-jin begs him to stop.

  Director: Unknown

  Writer: Unknown