Journalist Sang-jin uncovers the existence of the so-called 'Troll Factory' while investigating an online public sentiment manipulation story, and is confronted with an unbelievable truth.
Lim Sang-jin
ChAtTaTkat
JjingForkKing
PEpteK
Park Woo-sung
Choi Pyeong-ho
Pyo Ha-jeong
Da-wit
Sun-woo
Gi-hong
Informant X
Expressway Corporation
Shin Hyun-sik
Deputy Director
Deputy Director
Deputy Director
Lee Yong-chan
Lee Eun-chae
Ang-ma
Reporter
Taxi
Park Woo-sung's Son
