Answer:
This Argentine drama focuses on Alicia (Norma Aleandro), a high school history teacher who is leading a comfortable life with her husband, Roberto (Héctor Alterio), a businessman with ties to the military, and their adopted daughter. When Alicia begins to wonder about the identity of the little girl's birth parents, she finds herself suspecting that her daughter may be the child of people abducted or killed by the government's brutal crackdown on leftist groups.
Hopes this helps, please let me know If I'm wrong.