Dante O'Donnell and Jazz Friendly make an unlikely pair of crime solvers, thrust together by iffy circumstances in the so-called paradise of sunny Palm Springs. He's white and gay, a concierge at a vacation-rental outfit; she's Black and straight, a private eye on the rebound from a failed marriage. Maude Movay, a reclusive author of romance novels, is facing a tight deadline for a multimillion-dollar deal. So she checks in at...