The moving, powerful and urgent English-language debut from one of the brightest young stars in world literatureSuppose you and Pa were gone, and we were lost. What would happen then?A family in New York packs the car and sets out on a road trip. This will be the last journey they ever take together.In Central America and Mexico, thousands of children are on a journey of their own, travelling north to the US border. Not all of them will make it there.