Yeah, it is. I have to summon it if it's destroyed or separated from me or anything. [Explanation is the button that makes Erika talk. Her words come without hesitation, but plainly and precisely, and she watches the ground in thought.] It takes an hour of concentrating on the source of my powers, and then it manifests. Do you know about the butterfly dream?

[A very abrupt question, presumably for Shuichi.]