The massive scandal comes to light through a father's unwavering search for the truth behind the sudden death of his family.
Cast
Kim Sang-kyung
Jeong Tae-hoon
Lee Sun-bin
Han Young-ju
Yoon Kyung-ho
Seo Woo-sik
Seo Young-hee
Han Gil-ju
Jang Hyuk-jin
President Cho
Kim Jung-tae
Han Hyun-jong
Song Young-gyu
Jeong Kyung-han
Lee Ji-hoon
In-ho
Seong Byeong-suk
Soon-im
Kim Ha-eon
Jung Min-woo
Kim Kyung-sik
Ministry of Health and Welfare
Kim Dong-hwan
O2 Staff
Brad Curtin
Unknown
Oh Dong-min
Reporter
Lim Young-joo
Reporter
Ko Seo-jeong
Audience
Cho Yu-jin
Victim 4
Cho Seo-hoo
Eun-jeong
Crew
Cho Yong-sun
Director, Writer
Cho Han-wool
Editor
Son Jin-woo
Assistant Editor
Yoo Jae-hwan
Executive Producer
Cho Il-hyeong
Executive Producer
Choi Pyung-ho
Co-Executive Producer
Lee Jung-dong
Producer
Im Seong-mi
Production Design
Yang Jin-sun
Costume Design
Sun Sung-uk
Sound Effects Editor
Park Ju-gang
Sound Supervisor
O Seok-pil
Lighting Director
Im Myeong-ju
VFX Supervisor
Jeon Sung-ho
Set Decoration
Shin Bo-ra
Props
Min Seong-ae
Still Photographer
Jang Jae-wook
Martial Arts Choreographer
Kim Yeol-hoe
Digital Intermediate
So Jae-won
Original Story
Kim Kyoung-mi
Art Direction
