Rachel wouldn’t stop fiddling with the vents, and it was getting on Peri’s nerves, the woman angling them just perfect to shift the stray strands of her red hair. It was far too long for a proper agent, and Peri was beginning to wonder who she had in her car. Rachel was an odd mix of confidence and curiosity. This is very bad for my asthma, Peri thought dryly, the inside joke having nothing to do with her health, and everything to do with her unease. “What did you mean when you said I’m human?” Peri asked, trying to get Rachel to stop touching her car. Rachel stiffened and sat back. “Nothing,” she said, flashing her an empty smile. “Forget it. This is a nice car. It’s electric? When did they start making them?” “Since forever.” Peri slipped off the interstate, and Rachel watched the passing mix of green space and old Detroit, carefully preserved and protected, glittering in the dark. “But they only became popular the last decade or so when the CO2 levels became an issue.