When 16-year-old Jill Whitaker's mom walks out - with a sticky note as a goodbye - only Jill knows the real reason she's gone. But how can she tell her father? Jill can hardly believe the truth herself. Suddenly, the girl who likes to fix things - cars, relationships, romances, people - is all broken up. It used to be, her best friend, tall, blond, and hot flirt Sean Addison, could make her smile in seconds. But not anymore. They don't even talk. With nothing making sense, Jill tries to pick up the pieces of her life.