He nods at her warning. He is aware that Violet is dangerous, and he vows to keep his siblings out of this as much as possible.

"Uh...okay," he says, as she recites the short spell. He definitely isn't sure he is 100% okay with her use of magic, but he can't change his mind now about this. Not after tonight and the information they've shared with one another. Considering they've been discussing her mother using magic to murder numerous people, Moira using her powers to give him her phone number almost seems harmless.

"Eye opening." He gestures for her to pass through the door before he follows. "That's one way of putting it."