Held back seemed a little strong. Casey had seen the guy standing by as Christian nearly got his neck bit through.
He gave Cory a squint and cock of the head in return that said "No, I have no idea what your thinking."
Caey fished out his keys when they got within sight of the building. He unlocked the door and let the other two go in front of him. "Two flights up, it's the door on the right."
He checked the street to see if there was anyone following them, wolf or human, before closing the door and going after Cory to open the apartment.