A fiercely competitive police officer and an idealistic prosecutor, former high school classmates, reunite while investigating a nationwide serial murder case, pulling them into both a dangerous pursuit and an unresolved personal past.
Park Hae-soo
Lee Hee-jun
Kwak Sun-young
Seo Ji-hye
Jung Moon-sung
Bek Hyun-jin
Yoo Seung-mok
Lee Suk-hyeong
Kim Hwan-hee
