When Andres and Natalia met by accident, she wasn't impressed. In time they gravitated toward each other. But Paulo, a troubling figure from Natalia's past felt otherwise.

Arnulfo Rubio smuggles weapons for a deadly Mexican cartel. ATF agent Hank Harris attempts to apprehend him, but gets kidnapped by Rubio, instead. Rubio takes him to his bosses, but during the 600-miles-long drive, they slowly befriend.