She gets a scarf-muffled "Mhmm" in response, which is extremely cooperative for Irahl--not that Trixie can realize the magnitude of the gesture. And with how thoroughly ignored the drunken man is, and how naturally intimidating a nearly-seven-foot-tall adolescent can be, they are allowed to make their escape in peace.

The two of them make it all the way down the block under this illusion, and Irahl guides them around the corner and out of sight of the bus stop... before he finally starts to slow up.

He maybe assumed this was as far as Trixie was intending on taking it.