Solutions

"I see. This can work, but in the end, Jinwu and I won't be staying in this place all the time. And this kind of method that relies on a familiar's specific ability can't be told to others." Nathan crossed his arms.

"That's indeed true." Vivian fell into deep thought.

"Can't we just make a barrier so tall that the cloud will have to go around it?" The Dragon King asked.

"No. It's impossible. In fact, using the barrier is completely pointless. First of all, the cost is enormous just to maintain the barrier.

"It might be possible to cover the entire city with a barrier, but the barrier will be covered in ash, so we have to clean it periodically. Such a huge barrier will be hard to clean.

"Even if we use water, the remnant will cause a lot of a sanitary problem outside the barrier.