He knew that look, or at least he liked to think that he did. What a tease... which he didn't mind, especially as he experienced shudder of heat in his belly at the continued refusal neatly packaged in a dare. He growled low in his throat, letting that hand of Richard's feel it at a similar time that it would be heard.

His fingers returned to work opening the last third of hooks to the binder, working meticulously as if he were using the time to plot out how to get his mouth on Richard's. As he completed his intended bit of undressing, he shifted his legs so that he could hook his heels on the edge of the desk, thighs nudging Richard's ass forward a bit. It meant he had the ability to twist his hips to dislodge Richard (unlikely), switching who was on top (maybe), or launch Richard forward towards his mouth (also maybe).

"Such a tease... challenge accepted," he purred as he lifted his head so that he could push against that the younger man's hand on his throat, testing how serious Richard was about keeping him flat on his back. His own hands slid up Richard's loose cotton shirt to grasp and massage the younger man's breasts. He'd get what he wanted eventually....