Marta, a university assistant professor, is about to move in with her boyfriend Leo, but first she decides to spend the month of August in Gijón with her family. It is there where she meets up with her oldest girlfriends and Pablo, an old flame with whom she will have a relapse that will upset all her plans for the future: will she stay in Asturias and resume her relationship with Pablo, or will she return to Madrid with Leo? Summer is coming to an end and Marta will have to decide between what her head tells her and what her heart dictates.