This music was composed to be performed by 2 choirs with 2 voices. The second choir answers in echoes the first choir. At the end of this work, the composer suggests ossias (version) for 3 short appearances. Marco Rizzi dedicated his life to music and song (simple music and beautiful text): singer, singer of opera, comic opera and operetta…. He composed many songs and poems, he was a radio host. Currently, he manages a publishing house of esoteric works. Jacques Erdos composes film music, songs, and musical illustrations. He works as an arranger for musical and phonographic music publishing houses in France and in the United States. He plays also instruments and accompanies (especially in piano) other artists and variety shows. He teaches harmony and counterpoint at the Conservatoire de Musique et d’Expressions Artistiques (CMEA) (Conservatoire of music and artistic expression).