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.

With her mother's diary in hand, Marina's search for official documents for university leads her to her biological family on the Atlantic coast. What starts as an administrative quest reveals long-buried family secrets.