[She nods, her hands holding over Julian's body as she closes her eyes and tries to sense the magic.]

The severing was clean. But I don't think it was done by the caster of the spell. Your brother is still alive, and I would assume that he would have just drained him completely.

[She opens her eyes and looks over at them.]

But as clean as the break was, it wasn't the traditional ending of the spell, so he's still trapped within it. It isn't so much an issue of his body as it is his mind.