Stuntman Cha Dal-geon gets involved in a tragic airplane crash and ends up discovering a national corruption scandal in the process. Go Hae-ri, the oldest daughter of a deceased marine, decides to work for the National Intelligence Service as a secret ops agent in order to support her mom and younger siblings, although all she wanted to do is to become a civil servant.
Episode 1
Cha Dal Geon encourages his nephew to go to Morocco with the taekwondo demonstration group. Go Hae Ri walks in late to a meeting at the Korean embassy.
Episode 2
Cha Dal Geon makes a disquieting announcement to the other bereaving families and implores Go Hae Ri for help, but she seems to be hiding something.
Episode 3
Hae Ri remains skeptical about the flight-deck voice recording but is told that the evidence points to a faulty aircraft. Dal Geon is ambushed.
Episode 4
Dal Geon gets a call from someone out of the blue and is approached by a journalist, who claims to be pursuing a story about the plane crash.
Episode 5
Dal Geon attempts to alert the press about what he knows but someone interferes. Hae Ri contacts Ki Tae Woong to get answers about the flash drive.
Episode 6
The NIS takes Dal Geon to a safe house. Tae Woong questions Oh Sang Mi about her husband's involvement in the plane crash but is ordered to release her.
Episode 7
Dal Geon sees someone who's supposed to be dead. Hae Ri and Tae Woong head to Morocco to capture their suspect. The NIS takes Jessica Lee into custody.
Episode 8
Dal Geon runs into trouble while trying to carry out his own search. Tae Woong is displeased that the operation in Morocco doesn't go as planned.
Episode 9
Dal Geon and the agents try to keep Kim Woo Gi alive, and request NIS backup. Jessica moves to pin the plane crash on someone else.
Episode 10
After running from the embassy, Dal Geon and the others head back to Korea another way. Min Jae Shik confronts Kang Joo Cheol.
Episode 11
Dal Geon and Hae Ri make contact with Jae Shik. Jessica and Yoon Han Gi see a big win at the National Assembly. Tae Woong undergoes scrutiny.
Episode 12
The plan to get Woo Gi safely to the courthouse takes an unanticipated turn and throws the Blue House into panic mode.
Episode 13
Dal Geon's explosive on-air accusation toward the president sparks a media storm. Jessica's press conference goes south quick.
Episode 14
When Oh Sang Mi disappears, Dal Geon and Hae Ri realize there's more to the situation. Meanwhile, Prime Minister Hong takes advantage of the crisis.
Episode 15
Sang Mi leaves behind a warning about a shady figure named Samael, putting everything Dal Geon thought he knew about the crash into question
Episode 16
When Jessica asks for NIS protection in exchange for Samael's identity, Hae Ri heads to prison undercover. In hiding, Dal Geon plans his next steps.
Lee Seung-gi
Bae Suzy
Shin Sung-rok
Moon Jeong-hee
Baek Yoon-sik
Moon Sung-keun
Lee Kyung-young
Lee Ki-young
Kim Min-jong
Jeong Man-sik
Hwang Bo-ra
Choi Gwang-il
Lee Si-Yu
Kim Jong-soo
Shin Seung-hwan
Ryu Won
Kim Jeong-hyeon
Park Ah-in
Go Gyu-pil
Teo Yoo
Jang Hyuk-jin
Choi Dae-chul
Kim Min-seo
Kang Kyung-hun
Sung Chan-ho
Choi Yoo-jin
Ham Tae-in
