[He clutches at her hands like a man who is drowning.]

You don't understand. I have needs, Caterina. Dark, wild, primal needs that demand to be met. I can't imagine what would happen if I couldn't satisfy them. I'd go crazy. Please don't take that away from me, I'll do anything.

[So what if he's laying this on thick? This is kind of fun. No wonder Abel does it all the time.]