The Frontera movie is a story about lives shattered by the US-Mexico border. The story unfolds around two families: one from the Mexican side, one from the U.S. side.  Miguel (Michael Peña) crosses the border to find work to support his family, including his pregnant wife Paulina (Eva Longoria).  On the other side lives a retired sheriff Roy (Ed Harris) and his wife Olivia (Amy Madigan). From the moment Miguel crosses the border everything goes wrong.  As the tragedy unfolds, Olivia is shot and killed.  Miguel, in the wrong place at the wrong time, is wrongly blamed.  The actions of a cast of villains and fools deepen the tragedy as…