[So, there it is. He'd dreaded having to answer, because anything he says will feel like a lie no matter how much of the truth he tries to tell. But she deserves to know something, and so he picks the answer that is simplest.]
I don't think we're friends anymore. The last thing she said to me before tonight was that she wanted out of my life, pretty much. [He pokes at the fire, with a cast iron poker this time.] But she's bound by the stupid contract, so if there might be danger she has to come check on me.
But if you're asking whether we were ever together like -- like that, then no. All I am to her is the person who summoned her here accidentally. [Saber made that much very, very clear.]