"A Beautiful Mind takes a life-and-death road trip in this battle of wits, maze of psychological suspense, and heartbreaking family drama." —Hank Phillippi Ryan, USA Today bestselling author of One Wrong WordA road trip to find closure… or a reckless chase that could turn deadly?Penny has never met anyone smarter than her. That's par for the course when you're a savant—one of less than one hundred in the world. But despite her photographic memory and super-powered intellect, there's one mystery Penny's never been able to solve: why did her father leave when she was in a coma at age seven, and where is he now?On Penny's twenty-first birthday, she receives a card in the mail from him, just as she has every year since he left. But this birthday card is different. For the first time ever, there's a return address. And a goodbye.Penny doesn't know the world beyond her mother's house and the special school she's attended since her unusual abilities revealed themselves, but the mystery of her