Jung Woo No instructed Dr. Chu to monitor Jin Woo closely. Although Woo No argues it was for research purposes, Jin Sung investigates deeper into the matter. As the investigation progresses further, Jung Woo No becomes more questionable. With increasing evidence pointing to Jung Woo No as the main suspect, the concealed truth becomes increasingly evident.
Na In-woo
Oh Jin-sung
Kim Ji-eun
Ko Young-ju
Kwon Yul
Cha Young-woon
Bae Jong-ok
Yoo Jung-sook
Lee Kyu-han
Park Ki-young
Jung Sang-hoon
Bae Min-gyu
Jang Hye-jin
Hong Young-hee
Kim Hee-jung
Pi Jang-mi
Ren
Oh Jin-woo
Jeong Ga-hee
Yang Hee-joo
Kim Hyeong-mook
Chu Young-chun
Choi Gwang-il
Cha Jin-cheol
Kim Cheol-gi
Jung Woo-no
Na In-kyu
Yook Jung-tae
An Si-ha
Marie
