Shimada Yousuke had come to the Sealed City—Rubadram simply because he had heard of the barrier magic here and believed that analyzing it might help him return to his original world.
Yoru Machi and Cui had come to the Sealed City because they had heard there were clues about Ancient Relics here, so Yoru Machi had accompanied Cui.
In the image, Shimada Yousuke held two Elemental Swords forged using elves high overhead and slammed them together. The resulting pillar of magic instantly destroyed the barrier protecting Rubadram.
Seeing this scene, Takaoka Keigo and Fujimiya Sumika were immediately dumbfounded. They could not understand why their uncle had just said that this barrier magic was an important shield protecting the city, only to destroy it the very next second.
"Because I wanted to understand the principles behind this barrier magic. It should have helped me return to my original world.
"Besides, even if the barrier was destroyed, I could repair it with the help of the little elves."
Hearing what their uncle said, Takaoka Keigo and Fujimiya Sumika looked at the projected image before them again.
Their uncle said he could repair the barrier magic after destroying it, but in the footage, he had clearly looked somewhat panicked after breaking it...
"Mm, I became too absorbed in studying the barrier. By the time I came to my senses, nearly a thousand Legendary Beasts had already surrounded the Sealed City.
"Quite a few of them had even entered the city directly after the barrier vanished.
"So if I had repaired the barrier at that time, those Legendary Beasts that had already entered the city would have been trapped inside the Sealed City as well."
Hearing their uncle's explanation, Takaoka Keigo and Fujimiya Sumika were speechless.
They knew their uncle had not meant any