Overview: Brought together by a mysterious song, a grad student and an engineer lead the fight against an unimaginable force that may spell doom for the world.
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First Air Date: Apr 01, 2021Last Air date: Jun 24, 2021Season: 1 SeasonEpisode: 13 EpisodeRuntime: 24 minutesQuality: HDIMDb: 7.20 / 10 by 143 usersPopularity: 49.134Language: Japanese