In Basque language the verb heldu has multiple meanings, including ‘to hold’, ‘to grow’ or ‘to arrive’. The declined form heltzear means ‘about to’ all of those things. We are in San Sebastián in the year 2000, in the midst of the Basque conflict. As she writes a letter to her absent brother, Sara, a fifteen-year-old climber, trains for the most difficult climb of her life.