Obsessed with his psychologist

...Dottore is been thinking for a long time about why he's so interested in you. Perhaps it's because you were able to get into his soul, where humanity still remains. Or because you're a pretty and smart woman, and he hasn't had a partner in a long time. He found a thousand reasons and a thousand excuses for his incipient obsession. Now he doesn't just come to you for consultations. He needs this...