Kay looked toward the map he gestured toward, wondering exactly what it was she was meant to be looking at before looking back toward him as he explained his theory, yawn and all. "After everything, it doesn't sound all that crazy to me. If you had told me when we first met that theory I'd have said you're mental, but not anymore. To be honest, in a strange way it actually makes some kind of sense in my head of that would be the case." She replied, then continued speaking, "I mean...look at me and Fee. She says she's me and I'm her but we're completely two different beings, albeit sharing one soul, but she feels greatly different to me." 

"I see it more as she's more of the literal bird form of me, so maybe it's similar with Serena. Except she's on a much more powerful level?" She theorised, hoping she was understanding John's theory correctly.