Everything you need to understand or teach Exiles by Jane Harper.
In Jane Harper's novel Exiles, police investigator Aaron Falk returns to the South Australian town of Marralee a year after a local woman named Kim disappeared. Having failed to solve the case, Falk is haunted by the prevailing mysteries surrounding Kim's whereabouts and fate. Over the course of the novel, Falk's surroundings, conversations, relationships, and experiences challenge him to seek the unexpected in the familiar. Written from the third person point of view, the novel explores themes including expectation, memory, and grief.