When Jaehee, a top call girl at a club in Gangnam, goes missing, Detective Kang Dongwoo returns to crack the case. Prosecutor Min Seojin aims to rise in rank, while the notorious pimp, Yoon Gilho becomes a prime suspect. They unravel a web of secrets and connections behind the case.

Jo Woo-jin, Ji Chang-wook, Ha Yoon-kyung, BIBI, Jeong Jae-kwang, Um Mun-suk, Oh Ye-ju, Hyun Bong-sik, Im Sung-jae