A winter night in Madrid: Elena and Dani, a couple in their thirties, are having dinner with another couple of friends of the same age, Susana and Guillermo, and they tell them about their new house, where they have recently moved to, on the outskirts of the city and close to the countryside.When they also announce that they are pregnant, everything seems to fit: new responsibilities and a change of life cycle. But Elena and Guillermo don't seem to be in the same place as their friends; although they promise to visit them soon, something seems to put distance between them, and it won't be until three months later, already in spring, when they finally go to their friends' house and spend a whole day with them...