1 Season
8 Episode
Argon - Season 1 Episode 6
While at a children's playroom, Cheol runs into Hye-ri, who reminds him of an anonymous post on the "Argon" site about suspicious deaths of infants.
- Country : South Korea
- Genre : Drama
- Director : Shin Ha-eun, Jeon Yeong-shin
- Cast : Kim Joo-hyuk, Chun Woo-hee, Park Won-sang, Lee Seung-joon, Shin Hyun-been, Park Hee-von
