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The Golden Time Team conducts a discreet operation to catch the user they believe to be Circus Man. Meanwhile, Eun Soo volunteers to transfer to the dispatch team. As they chase down Circus Man, a local high school teacher calls the 112 Call Center about his student who has gone missing after leaving an ominous voicemail.
First Air Date : Jan 14, 2017
Last Air date : Jul 31, 2021
Episode : 58 Episode
Season : 4 Season
Runtime: 60:14 minutes
Studio: OCN
Country: South Korea