When a mysterious figure began to target the evil of the national alchemist against God, the alchemist Edward Elric and his brother Alphonse were in the most vulnerable moment, at the same time, human beings began to unveil their own veil again.
世界被工业革命的浪潮所驱动，从现代到现代，不死怪物突然出现。包裹在一层钢铁薄膜中，只要心脏不受损，它就不会被摧毁。被它咬过的人死后似乎会复活，并开始攻击人类。之后，这些被称为卡巴内的怪物爆发式地激增，并覆盖了世界。
