María Antonia, Beatriz and Leonor are three classmates who are anxiously awaiting the celebration of their 15th birthday. However, each of them will have to cope with their complicated personal situation.
Family with young-adult children returns to Mexico after many years in Spain.
Héctor, a young writer, arrives in the capital to try his luck. There, he meets Mario and Gloria, a painter. Through her, he soon finds himself drawn into a world of frivolity.