Navigating both the criminal underworld and law enforcement agencies, professional snitches called "yadang" provide covert information about the drug world to prosecutors and police. When a drug bust at a party attended by high-profile second-generation VIPs entangles those involved into a dangerous conspiracy, a seasoned yadang must do everything in his power not just to make it out on top, but alive.

Top Cast

Kang Ha-neulKang-soo

Yoo Hai-jinKoo Gwan-hee

Park Hae-joonOh Sang-jae

Ryu Kyung-sooCho Hoon

Chae Won-binUhm Su-jin

You Seong-jooYeom Tae-soo

Kim Keum-soonKim Hak-nam

Lim Sung-kyunChang-rak