We meet Kim Seol-woo during a hostage situation, where he takes out the hostage takers against orders. He's recruited by the NIS to become a ghost agent: deeply planted into organizations, fake identities and operating discreetly.

Neither Woon-Gwang nor his chief celeb manager Cha Do-Ha likes his new bodyguard. If the can't make him leave, they'll just make him want to leave.

After leavening that Woon-Gwang has been involved in a similar accident before, Seol-Woo relays his suspicions to Lee Dong-Hyun, his comrade and mentor.

From Chairman Victor's private collection of precious cultural artefacts, a wood carving catches Seol-Woo's eye. Then the power suddenly goes out.

Recorded live at his luxury apartment in London's glittering East End, Dean Learner - club owner, entrepreneur and publisher of high-class gentlemen's magazines - invites you to meet some of his closest friends, Man to Man.

ecorded live at his luxury apartment in Londons glittering East End, Dean Learner - club owner, entrepreneur and publisher of high-class gentlemens magazines - invites you to meet some of his closest friends, Man to Man. Finally, the underrated character actor RANDOLPH CAER grants his first television interview in 28 years following his traumatic live mauling by TVs LENNARD RITTER.

To stop Seol-woo from blowing his cover, Dong-hyun tells him to stay out of the investigation. However, Seol-woo continues his search for the culprit.

Do-ha asks to hear the truth directly from Seol-woo. Meanwhile, Dong-hyun and Seol-woo begin preparation for their next mission, the Black Auction.

For the country and Do-ha's father, Un-kwang decides to help Seol-woo. Do-ha, not able to trust Seol-woo, requires him to sign a contract.

Jang Tae-ho lays down his conditions to Mo Seung-jae. For their new mission to commence, Seol-woo and Do-ha must first get the approval of Un-kwang.

Seol-woo doesn't pick up Do-ha's phone calls, so she decides to check his workroom. Dong-hyun visits Jang Tae-ho and asks if he knows where K is.

All sides involved, including Lee Dong-hyun, Mo Seung-jae and the National Intelligence Service, are continuing the search for the missing videotapes.

Jang Tae-ho and Lee Dong-hyun discuss Song Mi-eun and her past: She decided to marry Mo Seung-jae, not for his wealth but for her own survival.

The police find the vehicle involved in the hit-and-run accident. Determined to kill off the bad guys, Seol-woo gets his gun from his workroom.

For Seol-woo, it's finally time for revenge. For all involved, it's finally time for closure and for punishments to be given where they are due.

For Seol-woo, it's finally time for revenge. For all involved, it's finally time for closure and for punishments to be given where they are due.