Several days later, the Central Area of the Human Continent.
After Samiel and the company left the Teleryan Pass, they went straight to the Captial of the Human Brotherhood, which was located exactly in the middle of the Central Area, meaning they had a very long journey ahead of them, despite the fact that they spent several days crossing from one area to another one.
Fortunately, there wasn't a reason to hurry because the siege of the capital would probably take several weeks at best and technically speaking, the most realistic outcome would be several months worth of time that demons would need to breach the walls of their capital.