Yadang: The Snitch (2025)

"Yadang: The Snitch" is a 2025 Crime movie directed by Hwang Byeong-gug and starring by Kang Ha-neul, Yoo Hai-jin. 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.