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 , Kim Dong-hwi , Kim Sung-cheol , Hong Kyung , Lee Seo-hwan , Choi Deok-moon , Lee Sun-hee , Lee David , Kim Hee-won , Kim Jun-han
Cinematic Moment