[Light novel] I was connected to a different world, but the purpose to go is war (2 books in total)

Publisher: Hobby Japan
Author: Nina Rose, Bark L
Size: 105mm x 148mm
Number of books: 2
Language: Japanese
Category: Light novel
The latest release date: 2024-02-01

Synopsis:
Earth vs. Different world. Magical VS. Magic!

A gate that connects to a different world suddenly appeared, and the earth was catastrophic damaged by the invasion from another world.
The earth side, which was thought to be disabled and would be destroyed, was also disabled.
By analyzing the magic of a different world and creating a "scientific magic" that fused with science, he managed to push back different worlds and gained a fleeting equilibrium.
The boy, Hoshina Monobe, a boy on the earth side with "science magic", is ordered to capture the impregnable castle that appeared in Antarctica.
Earth VS. Different World, Magical VS. Magic! Super Powerful Battle Fantasy!