For a moment he almost wasn't sure she'd let him in, as the rain really began to soak into his coat. Still, he waited, having faced far worse than a little rainfall in his time and not wanting to push himself in where he wasn't wanted.
Yet Castiel couldn't deny the faint sigh of relief as she made the invitation.
"Thank you," he offered her a half smile as he stepped inside, a few drops of water following him in.
"I just wanted to see how you were," his gaze was faintly concerned, aware as he was that she'd been attacked by the Scourge as well, something that very few people seemed to know about and even less cared about. Even if he did.