Esperanza and her mother are forced to leave their life of wealth and privilege in Mexico to go work in the labor camps of Southern California, where they must adapt to the harsh circumstances facing Mexican farm workers on the eve of the Great Depression.

"For fourteen years, Letty Espinosa has worked three jobs around San Francisco to make ends meet while her mother raised her children--Alex, now fifteen, and Luna, six--in their tiny apartment on a forgotten spit of wetlands near the bay. But now Letty's parents are returning to Mexico, and Letty must step up and become a mother for the first time in her life. Navigating this new terrain is challenging for Letty, especially as Luna desperately misses...

Esperanza and her mother are forced to leave their life of wealth and privilege in Mexico to go work in the labor camps of Southern California, where they must adapt to the harsh circumstances facing Mexican farm workers on the eve of the Great Depression.