Ra Mi-ran, Lee Sung-kyoung, Yoon Sang-hyun, Choi Soo-young, Yeom Hye-ran, Wi Ha-jun, Joo Woo-jae, Kang Hong-suk, Kim Do-wan, Jun Suk-ho, Cho Byeong-kyu, Lee Jung-min, Ha Jung-woo, Sung Dong-il, Lee Re
Once a legendary detective and a new mom, Mi-young, now works a desk job. But when overenthusiastic newbie Ji-hye is assigned to Mi-young's civil complaints team, the two female cops get caught up in a serious criminal case that triggers an action-filled comedic investigation.