Jin Hyuk tries to escape the clutches of Good Friend, who don’t quite live up to their name. The hunt for the perpetrator continues, but he is not an easy…

An accusatory post about Hyun Ho appears online. The Center receives multiple calls when a night club suddenly turns into a nightmare.

Yang Ho Shik ambushes Eun Soo while Jin Hyuk and Dae Shik are led astray. Things become even more personal when Dong Woo is put in danger.

Time is running out for Ah Ram as Kwon Joo tries to decipher the xylophone sound. Kwon Joo tells Jin Hyuk her side of what happened three years ago.

When Go Dong Chul’s death is ruled a suicide, Kwon Joo realizes she must take things into her own hands. Jin Hyuk hurries to find the victim, whom he knows…

The clock is rapidly ticking for Kwon Joo as her captors prepare to bury her alive. Meanwhile, Eun Byul’s own life is in danger as she’s hidden in a location…

Kyung Il reveals to Kwon Joo that he witnessed her father’s murder. Jin Hyuk and Kwon Joo go off on their own, feeling closer than ever to finding the perpetrator.

When a dead body falls out of a supposed victim’s closet, Jin Hyuk and Kwon Joo realize the case goes much deeper than they had initially expected.

When Detective Moo Jin Hyuk’s wife is brutally murdered, Kang Kwon Joo, an officer with superior auditory abilities, listens on the other end of the 911 call. Three years later,…

Jin Hyuk rushes to get to Bok Rim before it’s too late. Kwon Joo compiles officers with varying expertise for her Golden Time Team.

A video gains momentum for Amerie’s school captain campaign. Darren grows worried when Ca$h doesn’t show up to their housewarming party.

For all three candidates, Hartley High’s long-awaited school captain election turns out like nothing they ever expected.

With a begrudged Timothy Voss returning to campus bearing a fiery message of revenge, Hartley’s school formal descends into a whirlwind of chaos.

It’s the first day of the new term, but Amerie has already found herself at the center of drama. A PE teacher returns to campus with provocative ideas.

A hateful thread on the school message board leaves Amerie wondering who’s behind it. The feud between two classes escalates into a football match.

While some newfound feelings continue to haunt Malakai, Hartley High’s school captain candidates get competitive at a fundraising event.

As a new wave of notoriety follows Amerie on a camping trip, her efforts to track down a mysterious saboteur only make things worse.

Amerie’s group bands together to lift Quinni’s spirits after a frightening incident. Missy uncovers a different side of Spider at his home.

On the day of the evacuation, Se-kyung and her friends coordinate a plot to get the children to safety. But pandemonium ensues as the plane approaches.

Accepting the fate of the asteroid, everyone tries to carry on with their lives. But the harsh and grim realities of their last days set in.

With less than 20 days left, survivors solemnly brace for the asteroid. However, Se-kyung remains steadfast in her mission to protect the children.

Despite her recent win, Se-kyung still worries that the threat isn’t over. Yun-sang receives an enigmatic proposal involving important missing figures.

Disorder during the joint memorial Mass leads to chaos at the church, increasing criticism and scrutiny into the whereabouts of Father Baek.

Se-kyung discovers more about a mysterious training center, and pleads with In-a to investigate it. They soon find darker secrets lie within the building.

In the aftermath of the raid, the group encounters pushback from authorities — but they uncover more disturbing details about Father Baek’s activities.

Se-kyung and Yun-sang finally confront Father Baek, who in turn leaves them with a choice, forcing Se-kyung to ask Yun-sang an impossible question.

Traumatized by a tragedy that keeps haunting her, Jin Se-kyung vows to keep her loved ones safe and plots revenge against the perpetrators.

Suspecting Se-kyung’s role in the latest murder, Kang In-a gives her a warning. But as Se-kyung plans her next move, a surprising visitor greets her.

Ha Yun-sang’s friends celebrate his sudden return, despite the mystery surrounding it. Meanwhile, Se-kyung realizes she’s being watched.

Se-kyung confides in In-a about the ominous threats she’s been receiving. The two later embark on a dangerous mission to confront the criminal.