C415 Observation!

"ALARM! ALARM!"

"An Erosion of the World Wall has appeared. Please get out of the car as soon as possible."

' Erosion of the World Wall: 8%!'

"Nine percent!"

"Ten percent!"

The holographic screen on the command desk was constantly warning.

The Erosion of the World Wall was accelerating, and more and more creatures were coming out from the driver's seat