Castiel pauses for a moment, before reaching forward to place a hand on her shoulder. "I will look into it. And I am sure that Iris will be safe." Considering that Jack had run him off just for appearing in Iris's room, he doubts that he would let any actual harm come to Iris. That is the important thing.

"Just be careful." At the moment, he is more concerned for her than anyone else. "This Kaden seems very dangerous, especially if he is an angel."