Castiel nodded. "I assure you, it was consensual. An angel cannot claim a vessel unless he has consent."
People always asked him questions about his vessel, which he supposed was necessary for them to ask, but he wasn't a demon. While the actions of his brothers and sisters had been questionable, he was looking to change that outlook on angels. They were warriors of god. Being called 'dicks'...was somewhat unpleasant, even if it was true.
"He has...since passed on," Cas replied with heavy regret in his voice. "The Apocalypse was not without casualty. I am alone within this being."