Big Little Lies, authored by Liane Moriarty, is a compelling urban mystery fiction book set in a coastal town in Australia. The story revolves around a group of women whose lives become intertwined after a murder occurs at a school trivia night. As the investigation unfolds, secrets and lies are exposed, revealing the complex dynamics of friendship, marriage, and motherhood. With its engaging narrative and well-drawn characters, Big Little Lies is a gripping read that explores themes of domestic violence, betrayal, and the masks people wear to hide their true selves.