"The New York Times bestselling author of the modern classic In Five Years returns with a moving and unforgettable exploration of the powerful bond between mother and daughter set on the breathtaking Amalfi Coast. "When Katy's mother dies, she is left reeling. Carol wasn't just Katy's mom, but her best friend and first phone call. To make matters worse, the mother-daughter trip of a lifetime looms: two weeks in Positano. Katy has been waiting years...