"It's definitely something," he said. He wanted to wreck her completely. And he wanted to preserve her just the way she was. it was an odd thing. Something he'd never felt for a human before.
He realised he was using Cas to try and deflect his feelings for Stella. And he knew then what he needed to do. He needed to set Cas up with Blake. Maybe if he helped Blake find happiness, it would soften Stella toward him a little bit. It was definitely worth a shot. He was pretty sure it couldn't backfire. Cas was an angel, and while most other angels were complete assholes, Cas was the exception. He wasn't quite the angelic posterboy most people looked for, but he was a good guy. He'd treat Blake right.