Julián, Amelia and Alonso travel to 1981 to ensure a Picasso painting is returned to Spain.

The patrol meets the novella-inspiring Lazarillo de Tormes while visiting 1520 Salamanca to capture a fugitive hiding from the law via time travel.

Ernesto, Amelia and Alonso are sent to foil former Ministry agent Armando Leiva plan to kill Queen Isabella II of Spain.

Julián, Amelia and Alonso head to the Residencia de Estudiantes in 1924 to retrieve a tablet.

Remains that could belong to El Cid, who was thought to be buried in the Burgos cathedral, are found.

A 1981 cop arrives in the present chasing a murderer who fled through a closet.