A criminal group known as Demon Seed terrorizes Tokyo with its vast armies of mecha. The local police is afraid to confront them, but one person stands in their way: Maron Namikaze, a 13-year-old idol singer with a catchy voice and unbelievable superhuman strength
Synonyms: アッセンブル・インサート
Status: Finished Airing
Country: Japanese
Released: 2015
Season: OVA
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