She hits the FENDER of his car. A fender is the part that protects the wheel and is often referred to as a "wing." Where can the wing of the car take Auryn that her now missing wings couldn't? The wing that's not improving Asher's mood as he's smoking his self-misery in his car after a therapy session. Where could the wing take her? To the bar? To drink away her sorrow? Or to introduce a certain kind of sorrow? An expensive sorrow? To the grocery store, to buy some juice to cure the hangover from the first place of refuge? Are the fender wings that could rust, that must stop flapping in traffic sometimes, that have to be paid for even as they're motionless on the side of the road, in a parking lot, better than those "heavy, heavy wings infested with human matter and laden with the stuff of poets" (McCollum 7) that Auryn just shed?
The reader shall find out!