The Killing Vote

The Killing Vote for vicious criminals begins. The death penalty is carried out according to the vote, and the investigation by the Special Investigation Headquarters starts.

The second Killing Vote begins. The police struggle to stop the death penalty by Gaetal. The car containing the second victim and Mu-chan explodes.

Mu-chan injured in the explosion along with the second victim. Witnessing this, Joo Hyun falls into despair, and the story of Seok-joo in prison keeps repeating itself.

Mu-chan tries to find out the whole story of the current case by sending Joo Hyun, who was recruited in the special team, to Seok-joo. A video foretelling the third Killing Vote is emerging.

Seok-joo joins the police on the morning of the Killing Vote. The police are dispatched to rescue Captain Oh, who was designated as the victim, and they are one step closer to the identity of Gaetal.

Joo Hyun and Seok-joo chase after the person suspected. Mu-chan confronts Jin-wook, who tried to kill Captain Oh. The police announce that they have arrested Gaetal, but the true identity of Gaetal is revealed.