Behind the scenes of a popular deli on New York's Upper East Side, undocumented immigrant workers face sublegal wages, dangerous machinery, and abusive managers. Mild-mannered sandwich maker Mahoma López has never been interested in politics, but in Jan. 2012, he convinces a small group of his co-workers to fight back. Risking deportation and the loss of livelihood, the workers team up with a diverse crew of innovative young organizers and take the unusual step of forming an independent union, launching themselves on a journey that will test...