Richard Castle: Paul is the writer. Lone Vengeance is the subject. That's their relationship. It's you and me, all over again. But I'm Paul, and you're Lone Vengeance.
Kate Beckett: Really, Castle? Is that how you see me, like a sword-wielding killer?
Richard Castle: Depends. Will you be scantily clad?
Kate Beckett: In your dreams.