While promoting his book on a TV interview, Antonio introduces his future wife, Mara. After the interview, he finds out that his brother has awoken from coma. Manuel and Patricio offer Nina a job to replace Mara, but it will take far more than just looking like her.

Mara has a hard time being in jail and Tincho arrives in Spain to represent her. Nina must sneak out of her hostel in order to attend a magazine anniversary event pretending to be Mara.

Manuel is a little overwhelmed by the fact that Nina is pretending to be Mara that his speech at the event doesn’t go according to plan. Nina learns of the luxurious lifestyle Mara has, as well as how busy her schedule is.

Mara gets into a big fight in prison right before she was able to explain her situation to Antonio on the phone. Meanwhile, Nina goes too far in an argument with Antonio which may have enormous implications for Mara.

Renzo attends Nina’s concert and she goes to great lengths to make sure that he does not recognize her. Mara continues preparing for her escape from prison with the other inmates, but will she be able to pull it off?

Mara and her fellow inmates plan to escape goes horribly wrong, and they plan to get their revenge for her having ruined their plan. Renzo begins to remember the night of his accident, but Antonio strangely discourages his attempts to remember.

Manuel introduces Mara to her new lawyer, Penelope, who tells her that she can be free within a week if she manages to record the person trafficking pills in the prison. Nina is forced to make the kind of decisions Mara would usually make.

Nina has a hard time pretending to be Mara while talking about her childhood during a ride on a train with Renzo. Antonio continues his search for Renzo fearing he has learnt the truth.

At the prison, Mara puts her plan to get a confession from one of the inmates into action. Nina learns that Mara may have been adopted, and after taking a hard, long look at a photo of Mara, begins to see herself in the photo.

Mara is finally leaving prison but is confused about who she speaks to when she calls home and Nina answers. Meanwhile, things get physical when Nina gets into a fight with Graciela, Bicho’s estranged wife.

Mara becomes suspicious when she sees a photo of herself in a magazine, despite never wearing the dress she was in. Renzo has a run-in with the real Mara who mistreats him leaving Renzo confused.

Nina attempts to get answer from Jose about how her mother got pregnant. Renzo has a flashback and remembers writing a chapter of his book in a cabin.

Renzo suspects his brother Antonio of doing the unthinkable after discovering some old letters hidden a box. Meanwhile, Nina must pretend to be Mara when a police officer makes a home visit.

Antonio devises a mischievous plan to deal with Renzo’s accusations, which involves a trip to the hospital. Mara attempts to leave the house despite there being an officer outside the house 24/7.

Antonio does his best to accommodate Mara’s needs, but a call with Andrea leaves her feeling jealous. Nina is mistaken for Mara, this time by the police.

Mara disguises herself as a man to avoid being arrested and goes shopping at the mall. Renzo argues with Antonio after his test results prove he is not going crazy.

Nina and Mara come close to seeing each other at the prosecutor’s office. Salo remembers a few things which leads him to believe that Antonio stole the book he supposedly wrote from Renzo.

Mara returns to prison in Spain and tries to avoid the other inmates out of fear of what might happen to her. Renzo begins to believe that “Mara” has a multiple personality disorder after he hears Susy shout “Nina”.

Separated at birth, twin sisters Mara and Nina lead very different lives and are unaware that the other exists. Their lives change when they are forced to switch places and soon discover that love conquers all kinds of distances.

The runway show goes horribly wrong and ends up being a media scandal. Mara manages to catch up on news in prison and sees herself at the runway show despite being in prison.