Overview: A perplexing photo containing a disturbing message surfaces. The police consider the possibility of the culprit being one of their own.
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First Air Date: Jun 10, 2017Last Air date: Oct 04, 2020Season: 2 SeasonEpisode: 32 EpisodeRuntime: 69 minutesQuality: HDIMDb: 8.32 / 10 by 164 usersPopularity: 74.852Language: Korean