Duncan grinned. "Joined the Avengers to look for you, remember? It came with the territory." He wasn't above feeling smug. She'd been melting his brain for months; payback was sweet. And given how much experience she had, downright encouraging. That'd been one of his big fears about ever telling telling her how he felt.
With that in mind he leaned forward and kissed her again, longer this time, because he didn't really ever want to stop. One hand stayed holding hers and the other wrapped back around her shoulders.