Sunny's breath catches. To say someone's breath catches does not mean her lungs put on a baseball mitt and caught a ball, rather that she temporarily stopped breathing, rather involuntarily. There are many different situations in life which could cause this in someone. An unexpected present could cause your breath to catch. The sight of your wife in a pale blue vest, high waisted pants with suspenders, and rolled up shirtsleeves on your wedding day could cause your breath to catch. In this case, Sunny's breath catches because she did not think anyone here knew how to go between worlds.

"Back?" she asks, cautiously hopeful that this creepy man who keeps following her might be able to get her back to her siblings.