Best-selling author Delia Ephron brings her talents from screenwriting Hollywood hits such as You've Got Mail and Sleepless in Seattle to this unique, funny, and touching tale. Frannie must deal with the death of her beloved father just before her 15th birthday. When she finds an intricate puzzle he made for her, Frannie is unsure if it was meant to be a birthday present or something more. As she uncovers the mystery behind the puzzle, she learns what her father was like B.F.-before Frannie.