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, while carrying the burden of the secrets of her past. But, as it turns out, they are all hiding something. 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.