An elite drug squad detective forced to drug by someone mysterious reveals the whole story of 20 years of friendship and connection with the death of a friend.
Episode 1
Jang Jae Kyung, a narcotics officer, encounters his long-lost friend Park Jun Seo. Subsequently, Jun Seo is found dead, and Jae Kyung is kidnapped and forcibly addicted to an unknown substance, setting the stage for the unfolding events.
Episode 2
Jae Kyung investigates his abduction, learns Jun Seo's body was released without autopsy. He attends Jun Seo's funeral, reuniting with old friends. Jun Seo's will reveal beneficiaries of his $50M life insurance payout, setting up conflict.
Episode 3
On Jong Su, Park Tae Jin, and friends initially oppose Jun Seo's autopsy, but his wife requests one. As the will's list causes confusion, Jae Kyung and Yun Jin visit Lee Myung Guk's house to uncover his identity mentioned in the will.
Episode 4
Jae Kyung suspects Chang Soo's involvement in his abduction and drugging. Yun Jin visits Ji Yeon's house, encountering an unexpected person. While investigating Jun Seo's death site, a CCTV camera near a mill provides a lead.
Episode 5
Episode 6
Episode 7
Episode 8
Episode 9
Episode 10
Episode 11
Episode 12
Episode 13
Episode 14
Ji Sung
Jeon Mi-do
Kwon Yul
Kim Kyung-nam
Jung Yoo-min
Jung Soon-won
Yoon Na-moo
Seo Yi-ra
Jeong Jae-kwang
Cha Yeob
Lee Kang-wook
Cho Han-gyeol
Kim Min-ju
Yoo Hee-je
Park Keun-rok
Ryu Hye-rin
Park Jung-pyo
Yoon Sa-bong
Moon Sung-keun
Han Hyeon-jun
Ji Sung
Jeon Mi-do
Kwon Yul
Kim Kyung-nam
Jung Yoo-min
Jung Soon-won
Yoon Na-moo
Seo Yi-ra
Jeong Jae-kwang
Cha Yeob
Lee Kang-wook
Cho Han-gyeol
Kim Min-ju
Yoo Hee-je
Park Keun-rok
Ryu Hye-rin
Park Jung-pyo
Yoon Sa-bong
Moon Sung-keun
Han Hyeon-jun
