"With his mother gone we're following her wishes and caring for her son." Her son.
Cas moved towards Crowley but stopped a couple of yards before him. "You know, if you'd come and asked me I would have let you see him. If he means something to you." There was doubt in his voice at that.
"But he's staying here, Crowley. Anna's coming back soon. We're just watching him for a bit so don't get excited. Nothing's changed. He's Anna's to raise. If you wanna change that you need to talk to her."