He shrugs his shoulders. Steve appreciates the thought. Given what happened with Bucky as well it's not enough right now. Nothing is going to make him feel a part of something when he's this low.
"It's not like you were the only one. I had to find out Bucky was a vampire by almost watching him die again. Pepper was obviously playing me from the start." Knowing what he knows of her now it's pretty clear she was manipulating information out of him. He knew it at the time too, but now it feels more personal. It's like Kate or Sharon or whatever the fuck her name is all over again.
He feels like a jerk for comparing the two since she clearly didn't remember him. He can't stop the way that he feels.