Once everything died down, Steve was left crouching in the rubble. He didn't know Pepper before this and it was even worse that Tony barged into his house, then kissed him, when he already had someone. Why would he throw everything away just because there was a name on Steve's arm?

He didn't want to draw on their connection. It was a bad idea. However, with The Mandarin hunting Tony. He would need help and Steve was going to be one of his best options here. So he sighed and focused, boarding the jet again, then dropping out on his bike when the feeling got stronger.

Steve pulled up outside the house sometime in the middle of the night and headed to where the strongest sense of Tony was located. Then he knocked.