From the New York Times bestselling author of The Good Sister and The Mother-in-Law comes a new novel of family drama and long-buried secrets.The moment she laid eyes on Heather Wisher, Tully knew this woman was going to destroy their lives.Tully and Rachel are murderous when they discover their father has a new girlfriend. The fact that Heather is half his age isn't even the most shocking part. Stephen is still married to their mother, who is in a care facility with end-stage Alzheimer's disease.Heather knows she has an uphill battle to win Tully and Rachel over - particularly while carrying the shameful secrets of her past. But, as it turns out, her soon-to-be stepdaughters have secrets of their own.The announcement of Stephen and Heather's engagement threatens to set off a family implosion, with old wounds and dark secrets finally being forced to the surface.A garage full of stolen goods. An old hot-water bottle, stuffed with cash. A blood-soaked wedding. And that's only the beginning...