Prologue

War...
A degenerate state-of-the-mind invented from the night of time...

It has never seen such great proportions.
YEAR: 1944
The Great Siren War wages its full strength over the entirety of the continents, destroying the last stands of humanity.
Humanity, out of options, decides to put their entire fate upon a godsend: Kansens.
But even with their fallen ones, the Kansens pushed on, ordered by the Sky to eradicate the Siren race...
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Yes... War [does] changes over the eras...

Just not the way it was supposed to.

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