‘Big Little Lies’ Sequel Book Teases Storyline for HBO Series’ Season 3: What’s Going on With Madeline, Celeste and Jane in ‘Big Little Truths’

SPOILER ALERT: This article contains spoilers for “Big Little Truths,” the follow-up novel to “Big Little Lies.” It all starts with a mysterious finger sent to the school principal. Liane Moriarty is back with “Big Little Truths,” a book set 10 years after the events of her novel “Big…