임성균

A former model student, pushed by domestic abuse and bullying, joins a group that stands up to school violence and defends its victims.

ONE: High School Heroes

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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.

ONE: High School Heroes

Yadang: The Snitch