Shūmatsu Sekai no Kaitaku-ki

I thought I was invited to a new game world, but it was a different world! ?
Full dive VR game “World Maker” for one person.
The game, which was based on “manufacturing”, had a huge amount of item data and gained popularity because it allowed unlimited creation depending on the user’s imagination.
The main character, Rion Akizuki, was also fascinated by it and started playing, and is a heavy user who continues to play several years after its release.
Her goal is to “make all items”. And her wish is finally fulfilled.
A system message arrives to her. “I need your help in a different world.”
Rion, who had heard rumors that a sequel was being developed, said, “Is the sequel an online game and an invitation to be a tester?”
――However, the destination of the teleportation wasn’t a new game world, but a different world.
Survive in the world that has become “real” by making full use of the knowledge of the game era!