La madrastra (TV Series)

Maria is sentenced to life in prison after being wrongfully accused of the murder of her friend. Her husband who believes she killed her friend decides to make his kids grow up thinking that she is dead. 20 years later Maria is released for good conduct. She returns to her husband and askes him to re-marry her so that she could be near her kids. He agrees. But her two kids at first see her as an imposter who wants to take the place of their late mom. But they soon begin to like her and her husband falls in love with her again. But now she must choose between telling her kids the truth and having the family she always wanted or to find the real killer of her friend.