Written by García Sánchez alongside Carmen Rico Godoy and Manuel Gutiérrez Aragón, the screenplay is based on the story El año que murió Franco by Pedro J. Ramírez.

The movie deals with the social amnesia that fell upon Franco's regime times once democracy was restored in Spain.

In a night during 1990, both the military prosecutor of the trial and one of the defense attorneys meet on a train, recalling memories of the last days of Francoist Spain and the political transition that followed, as well as of their personal lives.

[3][4][2] Based on the book by Pedro J. Ramírez, the screenplay was penned by Carmen Rico Godoy, Manuel Gutiérrez Aragón, and José Luis García Sánchez.

[7] Casimiro Torreiro of El País questioned the choices of silencing that two ETA members were facing the same plight as those detainees in the fiction, with the film also concealing the names of the organizations to which the depicted anti-fascists belonged to[7] (the FRAP).