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B't X

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B'T X

Teppei travels to visit his older brother Kotaro at a scientific conference, having spent the last 11 years training under a mysterious woman named Karen. His hopes for a reunion are shattered when a woman named Aramis attacks the conference, killing everyone and kidnapping Kotaro.

Determined to rescue his brother, Teppei encounters a broken mechanical horse known as a B't. The machine, named X, is revived by Teppei's blood and becomes his powerful ally. Together, they must journey to confront the enigmatic and oppressive Machine Empire to save Kotaro.

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