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.
November 2019. A semi-submersible loaded with three tons of cocaine is seized off the Galician coast after having crossed the Atlantic. The captain, Nando, a promising young amateur boxer, travels accompanied by a Brazilian mechanic and a Colombian hitman. Three strangers locked up for almost a month in a claustrophobic handmade boat.