12-year-old Julia keeps a diary about her life growing up in Juarez, Mexico. Life in Juarez is strange. People say it's the murder capital of the world. Dad's gone a lot. They can't play outside because it isn't safe. Drug cartels rule the streets. Cars and people disappear, leaving behind pet cats. Then Dad disappears and Julia and her brother go live with her aunt in El Paso. What's happened to her Dad? Julia wonders. Is he going to disappear...