Castiel

“Please tell me toi didn’t kill them” Sam said, knowing better.
“I wish” Meg mumbled in reply. “I was still a demon when I killed Paul and he was working on Cas’ case, so I had to do something. And Heather had sex with Cas. Well, actually it’s the other way around”
“You killed Heather because Cas was banging her and toi turned Cas in because he kissed Dean. I would say you’re jealous” Sam noted, with a whiff of guilty pleasure.
Someone banged the door. “Meg Masters, come outside ou we will come in”
“You have to go” Sam a dit quickly and he pulled Meg up. “Okay,...