After his unexpected trip to the countryside, Arthur found himself on another adventure with Claire in the shopping district instead of going back to the dark knight division. He agreed to this mainly because he needed a suit for his title awarding ceremony just a few days from today. He hadn't like moving, but Claire's teleportation stone made it easy for them to travel long distances for a very short time. This was only possible if the magic had the place they wanted to go to in their minds with a distinct mental image to avoid ending up in places they didn't want to be.
From her, he had learned more about his Will and the two stages he needed to go through to become a real beast tamer—assimilation and integration—integration being called a real pain in the ass because of how hard it naturally was. She had explained that achieving the integration would grant him the full powers of the beast he was connected to, which sounded cool from just imagining it.