After Young realizes that Ro Seo’s father saved his life, he starts to avoid Ro Seo, and she feels extremely lonely and disappointed. Meanwhile, Young and the inspectors at Saheonbu…

Mysteries are explored and Boba Fett learns new information.

Nida learns of the ghoul inhabiting Saeed. Upon telling her fellow interrogators, she learns the alarming truth about what its presence reveals.

Flashes of the past begin to haunt Nida. When sect leader Ali Saeed is brought for questioning, his unnerving answers lead her to suspect his motives.

After exposing her father’s anti-government activities, Nida Rahim is inducted as the newest interrogator at the remote Meghdoot 31 detention center.

Young Min, while still inside Seung Tak’s body, can’t find the reason to hide his identity to a pathetic guy like Seung Won and surprises him with the unbelievable truth….

Facing a heartbreaking setback with Luca’s treatment, Thony desperately takes matters into her own hands. But when a potential donor refuses to participate, she turns to Arman for help, who…

Young Min and Seung Tak continue to save patients, and while doing so, they find out about Young Min’s improved condition. At the same time, Se Jin is confused when…

Giving up his hope in Cheong-ya, Soo-ho has no choice but to accept the head of the National Security Agency’s proposal.

Soo-ho is heartbroken to see Yeong-ro struggling with guilt after hearing the news about her father. Soo-ho and Kang-moo start distrusting each other.

The students make it to the quarantine camp, each of them weighed down by tragic loss. Months later, they hang on to hope for a survivor.

Though a surprise protector provides the group safe passage to their next stop, Yoon Gwi-nam is not far behind. The military makes a grave decision.

The auditorium quickly becomes a trap for the two newly united teams of survivors. Byeong-chan’s video logs reveal a drastic solution to the crisis.

A disturbance at the camp shifts the military’s understanding of the virus. A thunderstorm provides cover as the group agrees to keep on moving.

Jae-ik and his crew run into a student from the school. Na-yeon works up the courage to face her peers. The group shares confessions around a fire.

To make it out of the music room and onto the roof, the students put into action their most perilous plan yet. Elsewhere, Jae-ik comes across a setback.

The group clears a path to Cheong-san using sound to draw away zombies, but a new type of threat surfaces. Nam So-ju breaks out of the quarantine camp.

Martial law is imposed on the city. When Cheong-san is separated from the rest of the group, On-jo leads a mission to use a drone to locate him.

In need of a cellphone, two students take a risky journey to the teachers’ office. Byeong-chan passes on critical information to Detective Song Jae-ik.

When one of the group is scratched while fighting a zombie, Lee Na-yeon demands they kick him out. Outside, the virus swallows up the city.

The infected multiply in droves. Scrambling for their lives, Nam On-jo and Lee Cheong-san find safety with others inside a classroom — but not for long.

The team scouts the apparent hub for the aliens’ food supply, only to come face-to-face with a full-fledged invasion. Meanwhile, Auggie’s attempt to sell out his son to the police…

An unexpected ally emerges.

Ready to pursue his next dream, Ung sets his sights on studying overseas. When he asks Yeon-su to join him, she has a tough decision to make.

A noticeably down Ji-ung pours himself into his work instead of going home. Ung waits for Yeon-su to come and see the final night of his art exhibit.

Young Min openly shares the secret of what happened 12 years ago, and at the same time, Seung Tak shares his side of the story regarding Young Min’s cardiac tamponade…

Thony is given a dire ultimatum by Garrett that could compromise her son’s access to medical treatment. Arman is tasked with collecting large “donations” for Hayak’s daughter’s wedding, calling into…

Young gets stabbed by Merchant Sim right before he meets Ro Seo, and he even tells him that he will go after Ro Seo as well. Inspector Kim and Officer…