He's definitely in a scholar's office. The fact that Enochian is not exclusive to his world is met with mildly displeased surprise, although he's pushing down a much stronger reaction. Bloody angels.

"That's more or less how they're aligned, yes. I won't pretend to understand how it all works." Some of that knowledge of the world was purposely kept from him, in fact. Devin regards Raine instead of her office then, as if studying her motivations. "To what end?"