Two recently orphaned siblings embark on an unforgettable cross-country road trip in search of their place in the world. When her mother dies, fifteen-year-old Mari is desperate to avoid being caught up in the foster system....again. And to complicate matters, she is now the only one who can take care of her super-smart and on-the-spectrum nine-year-old stepbrother, Conor. Is there anyone Mari can trust to help them? Certainly not her...