After being deported back to Mexico, a man has no choice but to join the vicious drug cartel that has corrupted his hometown in order to survive.

After his grandfather's death, a man travels with his wife and kids to his hometown, where chaos ensues with his relatives over the inheritance.

When Daniel is possessed by a strange being it tries to bring back from the other world the rest of its companions in the bodies of Ana, Daniel’s wife, and Sebastian, their six year old son. Ana watches in horror as her family is transformed and sees her own possession, and tries to stop the process that seems to be irreversible.

In the Mexican-Guatemalan border, young teenage lovers, Sabina and Jovany, both Hondurans, accidentally meet again after some years without seeing each other. She plans to get to the United States and dreams about being a great singer; he commits all the required atrocities to be accepted by the gang: la Mara Salvatrucha. Sabina and Jovany crashed with the most adverse conditions at the border like white slavery, the Mexican and American migratory agents Burrona and Patrick, the brothel matron Doña Lita, Don Nico the Mexican Consul in Tecún Umán, the drug trafficking networks, the army and la Mara Salvatrucha.

Native American girl Maria Isabel makes friends with Graciela, a rich white girl, despite Graciela's father's opposition; their friendship lasts into their adulthood.

Rebeca murders her sister Adriana to end up with the man she loved, and becomes the step mother of her niece Lucía. Nora, Lucía's half sister and daughter of Rebeca, resents Lucía for the same reasons Rebeca hated Adriana, as history repeats itself.

In the village of San Andres, the rivalry between two families the Valdes and the Ramirez is centered on "El Manantial", a beautiful fountain of water that happens to bathe the small property of the Valdes and not the neighboring ranch, the rich and prosperous hacienda "Piedras Grandes", where the best cattle are raised and is property of the Ramirez. But the spring is not the real reason for the hatred between the families. Justo Ramirez, married to Margarita Insunza, had a relationship with Francisca Rivero, wife of his enemy and neighbor Rigoberto Valdes. This relationship, founded in the betrayal, will cause the utmost bitterness and the destruction between the two families. The Valdes have a beautiful daughter named Alfonsina, who was born in the same year as Alejandro, the son and heir of the Ramirez. Although they have grown separately with their souls full of prejudices against their respective families, the two cannot avoid feeling attracted to each other. Margarita will not permit this and so she tells her husband to make sure her son will never be together with Alfonsina so he could marry Barbara, her cousin's daughter. Justo rapes Alfonsina and she leaves along with her mom and her aunt. Five years later... Alfonsina is graduating from school and has a good life until her mother commits suicide because she found out she was deathly ill and could no longer live with the guilt of her lifestyle. Before dying, her mother confesses to Alfonsina that Justo Ramirez destroyed her life and after that Alfonsina vows revenge on the man who destroyed her family. She returns to San Andres and there she once again sees Alejandro who is now engaged to Barbara. Their love is still present in their hearts. They will have to fight for their love and see if they can be happy by the shores of El Manantial... El Manantial is a Mexican telenovela that first aired in 2001, starring Adela Noriega and Mauricio Islas. The telenovela received TVyNovelas Award for Best Telenovela, in 2002.