[ She hopes that that "crash course" didn't involve actual crashing, but before she lets her thoughts wander too much on a pun, she looks back to him. ]

Oh, yes, the key. [ Ophilia nods, holding out her own. ] I believe that each one of us Aspects has one... and yes, they do lead you to your homes. Or something like it. [ She clears her throat. ] For instance, my "home" is fashioned as a fox's den within the forest.