Overview: Anna and Natsuki meet up for Christmas Eve, and things are going well until Anna receives a mysterious message.
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First Air Date: Jan 10, 2016Last Air date: Jun 26, 2016Season: 1 SeasonEpisode: 24 EpisodeRuntime: 13 minutesQuality: HDIMDb: 6.10 / 10 by 16 usersPopularity: 20.713Language: Japanese