Sally had been considering just stepping over the invisible line and seeing if it would still hurt when she saw Stephen out of the corner of her eye. He did it! And it didn't look like it hurt? She stepped took a step forward, half bracing herself for another shock, and let out a sigh of relief when it didn't come.
"Stephen," she said, noticing the look on his face. "You alright, mate?" Sally took a few deep breaths. She knew she was probably just imagining it, but it felt like the air over here was cleaner and she could breath a bit easier. "Do you think it's completely gone?"