When retired nurse Frannie Greene begrudgingly moves into a senior living facility at the behest of her children, she tries to make the best of it, even finding a new friend in her neighbor, Katherine. But when she realizes that she recognizes Katherine's husband from a tragic event in her past, Frannie makes an impulsive decision to attempt revenge… and one of the residents winds up dead. Riddled with guilt and anxiety, Frannie works frantically to discover exactly what happened, and her amateur sleuthing starts to reveal a more complex situation than she ever imagined. With humorous insight into the indignities of aging, this clever page-turner will keep you up way past bedtime! (AG)