Argentine dictatorship, 1978. About to have a child, Ernesto moves in with his girlfriend Paloma. What he doesn't know is that the military is looking for them. When they are arrested, they are taken to a clandestine prison. Once there, Paloma dies in childbirth, and Ernesto is tortured to death. In 2010, Alejandro, Ernesto's priest brother, thinks he recognizes the couple's daughter, Natalia. After contacting his niece, she must decide whether to accept his true identity or the one imposed on her for 30 years.

At an emerald wedding celebration, María Teresa and Oscar reunite their family, consisting of their three children: Diego, a frustrated, divorced man; Miranda, an intense woman married to a successful businessman; and Josefina, a struggling single mother. As financial and existential problems arise between the siblings, the family faces an even greater challenge when Josefina is diagnosed with brain cancer. While struggling with their own personal difficulties, the siblings must find a way to support their sister and reconcile, fulfilling their father's wish that they become a united family again before it's too late.