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In the year 2032, Earth suffers from a sudden invasion by alien forces. Nineteen years passed after that event, and with chaos ruling the globe, the only way to rescue the world from utter destruction is to survive and fight against those who force E

The story follows a girl in the "Threshold" (??, Hazama), a world beween Heaven and Earth. "Impure souls" those that could not ascend to Heaven with the burden of their own weight have drifted to this world of constant warfare.Based on a music vide