Corazones al límite is a Mexican telenovela about a teenage girl named Diana who was emotionally neglected from her parents, and felt unwanted. After being expelled from her boarding school in Switzerland, Diana goes back to live with her parents.

Danna Paola stars as Patito, Eleazar Gómez as Mateo, Violeta Isfel and Cynthia Klitbo, play antagonist roles as Antonella and Bianca. The telenovela features adult protagonists also, René Strickler and Vanessa Guzmán. It first aired on Sunday, 8 March 2009, as the first telenovela to debut on a Sunday in Mexico. After a year of success, becoming a major hit in Mexico, especially among children, its final episode was also on a Sunday, 7 March 2010.

Carlos Martínez is an undocumented Mexican who lives in Los Angeles. He is an honest and hardworking man who has the constant fear of being deported and losing his two sons: Luís and Rodrigo. His great dream has been to give them a better life, but his desire is overshadowed when his eldest son, Rodrigo, disappears without a trace and joins a gang. Meanwhile, Carlos will try to protect and keep Luís away from the dangerous networks that plague the city. In his desperate attempt to take care of him he will meet Adela, a gang member who will steal his heart.