Luke Warren lives with wolves and seems to enjoy their company more than humans. When he suffers a traumatic brain injury after a car crash it is up to his prodigal son, Edward, to decide his fate. Edward decides his dad wouldn’t want to live out his life in a vegetative state. His sister Cara, who is a minor and can’t legally make the decision, wants her dad to have a chance at a miracle recovery. Will they be able to understand each other’s point of view and repair their relationship? Lone Wolf is another winner from Picoult.