The Outsider.

Rodrigo Junquera finds out he is close to death, he decides to ask the nanny of his young child, Virginia Martínez, a beautiful and honest woman, to marry him with the intention of preparing the road so she can look after his children when he's gone. Virginia has to deal with the contempt of Rodrigo's children who acuse her of being an ambitious woman who married their father for his money. Virginia is in love with Rodrigo's eldest son, Carlos Alberto, who has come to mistreat her after finding out she married his dad.