We’ve contacted the authorities
The events of the next days provided George with enough reason to suspect foul play. Her nocturnal disappearances, his dispassionate emotions toward her, the dog’s peculiar habit of leaping up on her, and the cryptic text message all contributed to his disbelief. He then had the cops approach Zoey.
I don’t understand what’s so peculiar about Rex’s actions. And what was up with Zoey’s paranoia?