The goal was to create a program on the theme of "machines désirantes". Our choice fell on the physical transcribing (by the body) of desire and of the unconscious. This transcribing was possible due to heart beating and of blood influx recover by device and represented by a graphism. The latter varying according to the pulsation's intensity. In order to amplify and change the cobaye emotions, a video was show, to put him in situations more or less comfortable.