Alone in her apartment in La Pedrera, Martina is going through a great moment in life in total harmony with the thousands of tourists who stroll through the building and the hundreds of people who work in it. But nothing is as bright as it seems, and the chance encounter with a stranger plunges her into a roller coaster of feelings she had forgotten and never expected to experience again. A gesture as simple as a hug shakes her peaceful and controlled world, pushing her into a relationship that will gradually take shape thanks to social media.