"I get to see an interesting patient! And see some equally interesting events unfold in the Nexus if things go well. Simple as that, really." And there doesn't seem to be any guile in his expression or tone in saying as much. Maybe it's an benign as it sounds? Although 'benign' might not be the word, considering he's enabling something potentially demonic.

Dr. Hill stands from his chair and offers Samael a hand up from her own. "Shall we set and appointment for next time? Or will you come and see me when you have a moment?"