Overview: Before they can make their debut, Seventeen members need to complete some missions.
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First Air Date: May 02, 2015Last Air date: May 26, 2015Season: 1 SeasonEpisode: 7 EpisodeRuntime: 45 minutesQuality: HDIMDb: 8.80 / 10 by 5 usersPopularity: 7.323Language: Korean