"You've been pretty good, I suppose...But I'll never be able to remove this, with you in this state, Angel. I need you to calm down, so I might release you," He sat back on his haunches, removing all touch except that of their legs brushing together. The look on his face was expectant, as if the Angel could just will the hard-on away. Granted, he probably actually could- but it would take him effort, and no small amount of frustration, which was just what Crowley wanted.