Aranzazu Berradre Marín was the pseudonym under which a national policewoman infiltrated terrorist group ETA. When she was only 20, the young woman managed to enter the gang by presenting herself as a militant of the Movement of Conscientious Objection of Logroño, being the only woman who lived in an apartment with ETA leaders. During her infiltration, she made possible the dismantling of the Donosti commando at a crucial moment when the gang was falsely declaring a truce.

One night. One city. Madrid. Five conversations. Nine characters. They tell personal stories, invented stories, also an old story that goes on from conversation to conversation, a story from an old Japanese film.

The reunion of a group of friends after years without seeing each other will bring out the alcoholic memory of old loves and wounds, and will push them to travel to a past that they fear and long for.

Paolo is a lonely museum ward. He takes a touristic bus every Friday, with the only company of his dog Coco. Everything changes when he meets Francesca, a weird girl that casually hops onto the bus after a fight with a pretender.