Dragons are mythical creatures of unimaginable dimensions, capable of flying and spitting brutally destructible flames of fire. These monsters that make up the heroic ideal of the stories of princes and princesses, in a romanticized dark age, must never, at any time, be awakened from their deep sleep, except in the last stronghold and only if it is the Blue Dragon, a friend of Man, who will do everything to save humanity from the most fearful dangers. In this story, only the most courageous and virtuous horn player can play this call that will awaken the beautiful and scary Blue Dragon.
This work can also be interpreted by using only the thumb positions (for double horns F / Bb). Thus, the horn player shall remove the tuning pumps from valves 1, 2 and 3, and impress the audience with the unexpected sound possibilities of the Horn