Masked Prosecutor

Ha Dae-cheol, a prosecutor from the South District Prosecutors' Office is reunited with Min-hui, a detective in the Gangnam Police Department Homicide Department.

Min-hui thinks that Dae-cheol is a jerk, but Dae-cheol sends Min-hui valuable information that may help her solve the case.

Dae-cheol is shocked to learn about Do-sung's death; Prosecutor Kang plans to close the case by naming Do-sung as the murderer; Dae-cheol and Min-hui try to get the real assailant of the case.

Dae-cheol, wearing the mask, saves Min-hui from Jang-gwon's attempt to kill her; Min-hui suspects that Dae-cheol might be the guy in the mask.

Jang-gwon loses consciousness and is taken to the hospital; Ri-na looks for other witnesses who can testify and Min-hui tells her about Ho-sik, Do-pil's chauffeur; Dae-cheol brings Ho-sik forth as a witness.

Dae-cheol takes an injured Min-hui to a hospital; Min-hui tries to find Lee Jang-gwon's wife, who Jo Sang-taek's guys are holding.