Basic Info.

​The story follows Jang Jae-kyung, an ace detective on the narcotics team, who is forcibly addicted to drugs by someone. After the death of his friend, Jang uncovers the secrets behind a 20-year-old friendship that has soured, and traces the events that led to it.​

Additional Info.

​In the drama Connection, the protagonist becomes addicted to drugs against their will and faces severe consequences if others find out. With few allies to rely on, the protagonist must uncover the secrets behind the incident. The story, praised for its suspenseful progression and numerous twists and turns, has received widespread acclaim.​