To combat rising violent crimes, the Police Chief asks Detective Oh Goo Tak to form a team consisting of criminals. He is currently suspended from the police force for using excessive force. He then gathers team members: Park Woong Chul who is a gangster, Lee Jung Moon who is the youngest serial killer with extraordinary intelligence and Jung Tae Soo who is a contract killer. Police Inspector Yoo Mi Young also joins the team and she tries to have these guys work as a team by dealing with them rationally and sometimes emotionally.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Crazy Dogs | 2014-10-04 | 60 min |
| Season 1 | Episode 2 | Outlaw | 2014-10-11 | 60 min |
| Season 1 | Episode 3 | Human Market | 2014-10-18 | 60 min |
| Season 1 | Episode 4 | Too Many Bad Guys | 2014-10-25 | 60 min |
| Season 1 | Episode 5 | Reason for Murder | 2014-11-01 | 60 min |
| Season 1 | Episode 6 | Desperate Chase | 2014-11-08 | 60 min |
| Season 1 | Episode 7 | In the Line of Fire | 2014-11-15 | 60 min |
| Season 1 | Episode 8 | Truth's Shadow | 2014-11-22 | 60 min |
| Season 1 | Episode 9 | Tropical Night | 2014-11-29 | 60 min |
| Season 1 | Episode 10 | The Knife is Dancing | 2014-12-06 | 60 min |
| Season 1 | Episode 11 | Back to the World | 2014-12-13 | 60 min |
| Season 2 | Episode 1 | Episode 1 | 2017-12-16 | 80 min |
| Season 2 | Episode 2 | Episode 2 | 2017-12-17 | 80 min |
| Season 2 | Episode 3 | Episode 3 | 2017-12-23 | 80 min |
| Season 2 | Episode 4 | Episode 4 | 2017-12-24 | 80 min |
| Season 2 | Episode 5 | Episode 5 | 2017-12-30 | 80 min |
| Season 2 | Episode 6 | Episode 6 | 2017-12-31 | 80 min |
| Season 2 | Episode 7 | Episode 7 | 2018-01-06 | 80 min |
| Season 2 | Episode 8 | Episode 8 | 2018-01-07 | 80 min |
| Season 2 | Episode 9 | Episode 9 | 2018-01-13 | 80 min |
| Season 2 | Episode 10 | Episode 10 | 2018-01-14 | 80 min |
| Season 2 | Episode 11 | Episode 11 | 2018-01-20 | 80 min |
| Season 2 | Episode 12 | Episode 12 | 2018-01-21 | 80 min |
| Season 2 | Episode 13 | Episode 13 | 2018-01-27 | 80 min |
| Season 2 | Episode 14 | Episode 14 | 2018-01-28 | 80 min |
| Season 2 | Episode 15 | Episode 15 | 2018-02-03 | 80 min |
| Season 2 | Episode 16 | Episode 16 | 2018-02-04 | 80 min |
| Writing | Han Jung-hoon | Writer |
| Directing | Kim Jung-min | Director |
| Crew | Baek Kyung-chan | Martial Arts Choreographer |