Season 1

Four rookie cops reluctantly arrive at their new place of work in Gangnam, Seoul, to report to the hot-tempered captain of the violent crimes unit.

Episodes

Each episode has its own detail page.

Episode 159 min2014-05-07

Teheran-ro, 114th Street, Number 11. Gangnam, Seoul

For the first time ever, the police have four new recruits as a team. The fateful first meeting at Gangnam police station brings a busy first day for the team. On the other hand, Dae Gu can't forget the incident that happened 11 years ago that also involved Pan Suk.

Episode 260 min2014-05-08

The Reason We're Not Detectives

The clumsy new team brings trouble to the Gangnam police station on their first day. When they are given a chance to prove themselves while undercover, things don't go as planned.

Episode 360 min2014-05-14

There Are No Rookie Detectives

Team leader Pan Seok is given 3 months to train the rookies yet he doesn't think they can actually be detectives. He lets each of the partners have their own case. Dae Gu is able to figure out the clues with his photographic memory but because of his rashness, it may be too late.

Episode 459 min2014-05-15

It's Okay... It's Not Okay

Dae Gu and Soo Sun are dealing with the aftermath of their first case. As they are trying to overcome their mistakes, an unexpected event happens. The team is forced to work together.

Episode 560 min2014-05-21

Sometimes You Just Embrace and Live With It!

A seven-year-old boy is killed in a hit-and-run accident. The P4 search for clues to find the culprit. Team Leader Seo is reminded of a tragedy from his past.

Episode 659 min2014-05-22

In My Shabby Dresser There Is An Ocean

Team Leader Seo resorts to violence when problems arise during the team's recent case. The P4 continue to work together to catch the real criminal. Meanwhile, a mysterious man shows up looking for Dae Gu.

Episode 759 min2014-05-28

When a Person Comes...

After a surprise kiss between Dae Gu and Soo Sun, they become awkward around each other. A witness is scared to identify a criminal, which causes an argument between Dae Gu and Pan Seok. Pan Seok decides to look into Dae Gu's past.

Episode 859 min2014-05-29

Growth in One Leap

Dae Gu has to choose between Pan Seok's meeting with the mysterious man or catching a criminal. Pan Seok begins to figure out Dae Gu's identity. The P4's new case involves two brothers and the death of their father.

Episode 960 min2014-06-05

Top Secret

The case of the dead father is solved. While working on their next assignment, Soo Sun learns Dae Gu's real identity. Using DNA testing, Pan Seok also confirms his suspicions.

Episode 1059 min2014-06-12

The Thing That Happened That Night!

Finding out Dae Gu's identity brings back memories from 11 years ago. The relationship between Pan Seok and the mysterious man with the boots is revealed. The team tries to find a missing person.

Episode 1159 min2014-06-18

Catch the Bastard!

The misunderstanding between Pan Seok and Dae Gu starts to clear up. The rest of the team is let in on the incident from 11 years ago. Soo Sun is determined to help Dae Gu by finding the culprit.