From Jane Green, the New York Times bestselling author of such beloved novels as Jemima J, The Beach House, Another Piece of My Heart, comes an enthralling and emotional story about how much we really understand the temptations that can threaten even the most idyllic of relationships.Gabby and Elliott have been happily married for eighteen years. They have two teenaged daughters. They have built a life together. Forty-three year old Gabby is the last person to have an affair. She cant relate to the way her friends desperately try to cling to the beauty and allure of their younger yearsAnd yet, she too knows her youth is quickly slipping away. She could never imagine how good it would feel to have a handsome younger man show interest in her--until the night it happens.