David attends a family meeting. During the lunch, David remembers a terrible moment that happened years ago in the family swimming pool.
Recounts the experiences of a middle-class family, the Alcántaras, during the last years of the rule of Francisco Franco and the beginning of the Spanish Transition to democracy.
It is a friendship story of five friends who in 1992 suffered a disagreement. Lola reappears in their lives, especially in Tess's, who was her best friend at the time. But she wouldn't do it alone, but with a huge problem in her backpack.