"When a young nanny is found dead in mysterious circumstances, new mom, Tash, is intrigued. She has been searching for a story to launch her career as a freelance journalist. But she has also been searching for something else--new friends to help her navigate motherhood. She sees them at her son's new playgroup. The other mothers. A group of sleek, sophisticated women who live in a neighborhood of tree-lined avenues and stunning houses. The sort of...