David, a successful therapist, is the creator of a never-before-used method in modern psychology: a device that allows him to alter the most painful memories of his patients. His wife, Lucia, is the victim of a strange disease that will shortly end her life. The solution for David's plight appears in the shape of Sofia, a patient of David's who asks him to use his machine to rewrite her entire life.

• Arte7
• Viva la Vida Films
• Esteban Monroy
• María Aura
• Ili Huerta
• Julieta Márquez
• Mauro Gómez Mendoza
• Alma González