Freida McFadden’s The Teacher arrives like a warm invitation to the back row — familiar, casual, and disarming — then quietly rearranges the classroom. At first blush it’s a tidy domestic-thriller formula: a small town, intimate relationships, secrets tucked behind well-tended façades. But McFadden is less interested in plot mechanics than in the slow, corrosive business of unease. She turns ordinary textures — late-night tutoring sessions, PTA gossip, the brittle choreography of neighborly smiles — into instruments of suspense, so that the ordinary becomes the uncanny.