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.
Son Suk-ku
Lim Sang-jin
Kim Dong-hwi
ChAtTaTkat
Kim Sung-cheol
JjingForkKing
Hong Kyung
PEpteK
Lee Seo-hwan
Park Woo-sung
Choi Deok-moon
Choi Pyeong-ho
Lee Sun-hee
Pyo Ha-jeong
David Lee
Da-wit
