Doing his best to ignore her, Cas poured himself another shot and downed it easily. He still felt nothing - not even the burn of it going down his throat, but it at least gave him something to focus on. How many drinks before his Grace finally became overwhelmed?
In many ways, it could be considered an experiment, though he knew not why. Heaven would hardly consider it a worthwhile endeavor and he didn't either really.
He also thought perhaps it would help if he didn't look at her. He would focus in on her lips and what they tasted like. That made it highly inconvenient. "You may talk," he conceded. "However, whether or not I listen is entirely up to interpretation."