Friend or foe, Phil's not letting anyone touch Tony without warning him. He realizes that Tony's a little more comfortable with touch than he is, but he'd likely break someone's hand if he were in Tony's position and he'd just as soon not give anyone a reason to jump when something is already wrong.

"Well, I'm not freaking out, but I can't say that I'm thrilled. I wonder if it's just the two of you. Could it be something in your house?" He starts to look around for anyone else acting strangely.