Ariel frowned slightly at that hesitation, that fear. Reaching out, he settled his hands on the (taller) Gangrel's shoulders, "I will pin you in a damn bear cave before I let you vanish. And anyway, you'd probably just run back to Ash." He did not go into how he knew where the caves were or knowing why they were empty. They'd get there eventually. Maybe.
Then he stepped back, making room between them as he tilted one way and then the other, back crackling very lightly as he did so. Without a word or hint of resistance or struggle, the wolf came. Pale blue eyes peered out of the salt-speckled black wolf, watching Rook with curiosity. Then he stretched out, forelegs first, and laid on the ground comfortably in an attempt to look as non-threatening as possible.