BD-1 didn't want to scare Arden - they were probably fine since no one would be trying to kill Cal on the way up - so he just patted her hand and sat down on the roof, green light coming from his head as he scanned the space along the side of the tower.

"We don't want to make anything uncomfortable for you. This is about you getting a good view without any worries," he said. "We can bring BD next time." Because he was being brave and assuming there would be a next time if he didn't mess anything up today. "Are you ready to be a backpack?"