Summer 1985. As every year, Rodri travels from Catalonia to Galicia and is reunited with his four friends. As real-world problems begin to undermine their friendship, the five of them embark on a nighttime adventure in search of a mythical object.

Barcelona, ​​Spain, 1921. A tough cop from Madrid arrives in the city to locate, under the suspicious scrutiny of corrupt local police officers, a significant amount of military weaponry stolen from a train, allegedly by revolutionary anarchists.

Carlos, a bank executive, begins his morning routine by taking his kids to school. As he starts the car he receives an anonymous phone call informing him that there’s a bomb under his seat. A stranger’s voice tells him that he only has a few hours to gather together a large amount of cash: if he doesn’t, his car will blow up.