Hyeong Cheol comes to see Moo Young at his place. As they talk, Moo Young senses something suspicious about him. So, he asks Seong Rok to follow Hyeong Cheol secretly. Meanwhile, Moo Young and Seon Ji try to find out who killed So…

A man breaks into Moo Young’s office, and Seong Rok and Wei see it. As Moo Young finds out that the intruder has only stolen his lighter, he suspects that the intruder might be someone who knows his past. Meanwhile, Moo Young is i…

Seon Ji tries to help Moo Young remember his past life, but nothing seems to work. However, Moo Young begins to think of the possibility that he had a family in the past and feels a sense of emptiness in his life. Meanwhile, Seon Ji and Moo Young run into Hyeong Cheol while tracking down a lead on Moo Young’s past.

Zombie, Moo Young returns with a suspicious pill from the fast center. It’s called as a weight-loss supplement and given to all members at the center. But it clearly has something fishy about it, and Seon Ji takes it away to examine it.

Seon Ji wakes up after a heavy night of drinking

Moo Young is taken to the hospital after being hit by a helmet. However, he doesn’t want his identity to be revealed, so he runs away. Meanwhile, Bo Ra opens up a tripe restaurant. Seon Ji finds the witness and begs for an interview.

A man wakes up as a zombie. He tries to survive in this world by pretending to be human. Will he be able to fool other humans? Meanwhile, Seon Ji tries to find the Santa from the kidnapping and murder case.