Mythos: Somaru Sekai no Erutaju - Dai Ichi Bu

Humanity has been defeated.
The reappearance of the legendary continent Mu in the pacific ocean triggered the complete destruction of every capitals in the world and plunged humanity on the brink of annihilation.
In a last spur of resistance, a small group is sent to Mu to uncover its secrets.

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Originally planned to be a four part story, only the first part was completed and released.