Looks at the profound relationship between image and music where the latter is not merely conceived as subsidiary to the image but as a subject of the narration in its own right. It springs from a previously defined musical structure, and the soundtrack feeds on works by J.S. Bach and two of Felix Mendelssohn’s sonatas; a promenade through the 18th, 19th, 20th and 21st centuries led by the hand of J.S. Bach.