SOME ROADS ARE DARKER THAN OTHERS ... When the successful nature photographer Harry Hawthorne dies young, he leaves his niece and nephew an unusual inheritance: an adventure. The twins, Charlie and Ben, decide to take a year-long road trip across the country, starting in their home state of Maine and ending in Washington. Joined by their friend Olivia, the Hawthornes intend to journey off the beaten path in search of the strange, silly, and bizarre-just as Uncle Harry would have wanted. But what starts as a vacation of deferred adulthood, visiting wacky museums and roadside attractions, turns into something much darker-even supernatural. The stories Ben has always loved may be grounded in more truth than anyone suspects. And the truth can be dangerous ...