Name: Kim Eun-young Gender: Female Age: 46 Affiliation: Metropolitan Investigation Unit Rank: Superintendent (Head of Investigation Division) Family: Husband: Oh Jung-taek (50, former Organized Crime Investigator, current Planning and Coordination Officer, Senior Superintendent General) Eldest Daughter: Oh Seung-yeon (24, works at a cafe) Second Son: Oh Seung-hwan (22, University student majoring in Theater and Film) Biological Son: Oh Seung-yoon (27, Sergeant at Seoul MPA Violent Crime Investigation Unit) Senior: Lee Da-hee (52, Senior Superintendent General at Incheon MPA, former Narcotics Division, Kim Eun-young's reliable mentor) [Biological son Oh Seung-yoon was entrusted to Senior Superintendent General Lee Da-hee at age 3; she is his foster mother] ----------------------------------------------- Metropolitan Crime Investigation Unit Kim Hyun-woo /M/36/ Inspector (Deputy Team Leader) (Seo Seung-hee's childhood friend) Yang Hyun-jong /M/35/ Lieutenant Lee Seul-i /F/33/ Lieutenant Song Yeon-mi /F/33/ Lieutenant Lee Ha-yeon /F/31/ Sergeant (Yoo Ji-ho's wife) Kang Young-tae /M/31/ Sergeant Lee Seok-hyun /M/29/ Corporal (Park Soo-jung's boyfriend) Lee Ji-hye /F/28/ Corporal (Lee Min-ho's wife) Lee Jae-seong /M/28/ Corporal Ko Eun-min /F/26/ Officer

Park Hyun-kyu /M/37/ Inspector (Detective Team Leader) Lee Min-ho /M/34/ Lieutenant (Lee Ji-hye's husband) Kang Dae-hyeop /M/33/ Lieutenant Yoo Hyun-jin /F/31/ Sergeant Kim Ji-min /F/31/ Sergeant Lee Yeon-hee /F/29/ Corporal Yoon Bo-mi /F/28/ Corporal Park Chul-min /M/28/ Corporal Park Yong-jin /M/27/ Officer Lee Soo-young /F/26/ Officer

Yoo Ji-ho /M/32/ Inspector (Violent Crime Team Leader, Lee Ha-yeon's husband) -Light green hair- Kim Yeon-jae /F/31/ Lieutenant -Yellow hair- Kim Yong-chul /M/30/ Lieutenant Seo Ye-eun /F/29/ Sergeant Lee Myeong-hak /M/28/ Sergeant Oh Seung-yoon /M/27/ Corporal (Kim Eun-young & Oh Jung-taek's biological son) (Foster mother is Senior Superintendent General Lee Da-hee of Incheon MPA) (Childhood friend of Kim Min-seo) -Brown hair- Kim Min-seo /F/27/ Corporal (Childhood friend of Oh Seung-yoon) -Red hair- Kim Tae-won /M/27/ Corporal Yoo Jin-hee /F/26/ Officer Lee So-young /F/25/ Officer -Blue hair-

Lee Young-ho /M/41/ Superintendent (Head of Cyber Investigation/General Team Leader) Seo Seung-hee /F/36/ Inspector (Field Command Team Leader) (Kim Hyun-woo's childhood friend's wife) Park Tae-seong /M/31/ Lieutenant Lee Tae-min /M/30/ Sergeant Yoo Seong-min /M/30/ Sergeant Kim Jung-min /M/30/ Sergeant Lee Ha-na /F/29/ Corporal Shin Mi-young /F/29/ Corporal Park Soo-jung /F/27/ Officer (Lee Seok-hyun's girlfriend) Kim Mi-jin /F/27/ Officer

Kim Myung-soo /M/62/ Chief Commissioner (Commissioner of Seoul MPA) Park Hye-ran /F/55/ Senior Commissioner (Director of Investigation Bureau) Oh Jung-taek /M/50/ Senior Superintendent General or Senior Commissioner (Planning and Coordination Officer / Kim Eun-young's husband) (Eldest daughter Oh Seung-yeon, 24, works at a cafe / Second son Oh Seung-hwan, 22, Theater and Film major) (Oh Seung-yoon, M, 27, biological son in Violent Crime Investigation Unit) Choi Yoon-seo /F/49/ Senior Superintendent General (Director of Security Investigation) Kang Dae-hyeop /M/52/ Senior Superintendent General (Director of Investigation)

Lee Da-hee /F/52/ Incheon MPA / Senior Superintendent General (Head of Headquarters) (Kim Eun-young's senior and Oh Seung-yoon's foster mother) Kang Min-kyung /F/55/ Gangwon MPA / (Deputy Head) Jo Won-hee /F/55/ Ulsan MPA / Senior Superintendent General Choi Soo-jong /M/54/ Busan MPA / Senior Superintendent (Head of Investigation) Kang Yoon-jae /M/53/ Jeju MPA / Senior Superintendent Kim Sook-hee /F/53/ Jeonnam MPA / Senior Superintendent Park Hyung-sik /M/52/ Gyeongbuk MPA / Senior Superintendent Lee Yu-ri /F/51/ Gyeonggi Nambu MPA / Senior Superintendent Choi Ji-won /M/51/ Sejong MPA / Senior Superintendent Hwang Hye-young /F/51/ Gyeongnam MPA / Senior Superintendent Yoo Jae-ha /M/50/ Chungbuk MPA / Superintendent (Operations Coordinator) Park Jin-young /M/50/ Daejeon MPA / Superintendent Kim Won-jun /M/50/ Jeonbuk MPA / Superintendent Song Hye-kyo /F/49/ Gwangju MPA / Superintendent Song Eun-i /F/49/ Chungnam MPA / Superintendent Lee Han-sol /F/48/ Daegu MPA / Superintendent Lee Hyeong-cheol /M/48/ Gyeonggi Bukbu MPA / Superintendent