From his jail cell at Chihuahua's Military Hospital, Hidalgo begins to remember moments of his life, particularly his tenure as Parish Priest in the town of San Felipe Torres Mochas where he translated and produced the stage play "Tartuffe" by Moliere. During this time he fell in love with Josefa Quintana with whom he had three children and for whom he left the priesthood during a brief period in his life.

During the summer, thirteen-year-old Sofia moves to the country house, where her cousin Cristina is waiting for her to spend the vacations. During these days of games and discoveries, the two will be immersed in a love triangle with a man almost twenty years older. Its outcome will mark the passage from puberty to adolescence for both of them.