Overview: Saber of Black vanishes after giving his heart to the young homunculus boy. Ruler swears to do everything in her power to grant him his freedom.
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First Air Date: Jul 02, 2017Last Air date: Dec 31, 2017Season: 1 SeasonEpisode: 25 EpisodeRuntime: 24 minutesQuality: HDIMDb: 7.39 / 10 by 149 usersPopularity: 30.067Language: Japanese