[2] Filmed over six years, the documentary follows the survivors of Francisco Franco's dictatorship as they organize the groundbreaking “Argentine Lawsuit” (Querella Argentina) to investigate, identify, and sanction those responsible for committing crimes against humanity during that period.

The film interviews human rights lawyers, torture victims, and the children and grandchildren of those who were executed and whose remains were never allowed to be buried properly by their families.

[9] Metacritic, which uses a weighted average, assigned the film a score of 73 out of 100 based on 17 critics, indicating "generally favorable reviews".

For example, they criticized the scene featuring the exhumation of a mass grave in the Guadalajara cemetery, intended to find the body of Timoteo Mendieta.

[14] In the scene where the grave is opened, a technician tells Timoteo Mendieta’s daughter, “this is your father”, identifying the body visually, rather than using DNA testing.