Three teenagers from the slums of Guatemala—tough guy Juan (Brandon Lopez), Sara (Karen Martinez), who cuts her hair and binds her breasts in order to pass as a boy, and Samuel (Carlos Chajon), the smallest and most ea...展开sily swayed of the trio—travel toward the US in search of a better life. On their journey through Mexico, they meet Chauk (Rodolfo Dominguez), an Indian from Chiapas who doesn’t speak Spanish. Travelling together in cargo trains, walking on the railroad tracks, they face harsh day-to-day realities. From their journey, director Diego Quemada-Díez fashions a powerful yet unsentimental thriller replete with action, humour and intrigue.