The temperature inside is already a couple of degrees warmer than the outside, but it wouldn’t be uncomfortable if she hadn’t just been running harder than she ever has in her life. People stare at her, then see the Witness badge and step hastily aside, pressing against the corridor walls. The upper level is not packed out, but as she approaches the escalator she realises that her stop order has already blocked her path. She looks back, hoping for more officers, and finds none.