X Maiden

(Esta sinopse está em inglês. Ajude a comunidade traduzindo!)

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In 20XX C.E., a mysterious alien race named Firow suddenly appears on Earth. The Firow's dreadful attacks force humanity to engage in a difficult battle. But humanity's last hope, the X Maiden who wear weapons built to destroy the Firow, are about to set out.

(Source: ANN)