Overview: 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.
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First Air Date: Sep 04, 2017Last Air date: Sep 26, 2017Season: 1 SeasonEpisode: 8 EpisodeRuntime: 60 minutesQuality: HDIMDb: 7.40 / 10 by 14 usersPopularity: 20.803Language: Korean