According to this book, the average high school student, Tendou Aris

She has future awaited her as 「AL-1S」 that become Demon Lord and Princess of the Nameless Gods

Importing data from fortress city Eridu

Trying to launch Ark of Atrahasis

As the danger of Kivotos destruction approaches

Kadoya Tsukasa, Saiba Momoi and Game Development Department are in the process of rescue Aris

And diving into their spiritual world

However,

I wonder if Tendou Aris herself really wants to go back to her friends side

It's another story