Big Little Lies is a 2014 novel by Liane Moriarty that quickly became a New York Times Best Seller. The story revolves around mothers Jane, Madeline, and Celeste at Pirriwee Public School, exploring the dangerous little lies people tell themselves to survive. What starts as a seemingly light read delves into schoolyard scandal, ex-husbands, and second wives, ultimately leading to a shocking death. The novel touches on serious themes, including domestic violence, while offering a mix of humor and disturbing reality. It was published by Penguin Publishing and later adapted into an HBO series.