The Lone Piper and the Birds' Case

Among the birds of Kirkina savannah, no bird can sing like the Lone Piper - a black-crested bird. When a strange disease the birds suspect is spread among them by aircrafts flying over the savannah begins to afflict the birds, the lone piper by unheard melodies and moving rhapsodies roused the birds to a war on aircrafts that shocks and stuns the world.