After Nidhogg gnawed at the roots of Yggdrasill, the World Tree, the universe wrapped in outer gods descended into Ragnarok. Countless strange creatures burst forth from the earth's core. To protect humanity's last refuge, the Earth Mother created a supreme domain and sent the humans who had survived into a deadly battle for survival beneath its summit, shrouded in gray fog.
As they fled, many began to awaken Sequences and gain supernatural powers. With each escape, they raised their Sequence ranks.
In this phantom realm, where the Gods have vanished and the apocalypse overlaps with the real world, what is to become of us, the people forgotten by the Gods?