Bray sets out to prove that unicorns exist. She finds mention of their existence all over the world, in old books and pictures. She tracks down fossils and bones in museums and finds statues, emblems and plaques decorating the city, and when she finally presents all her evidence to the class there is still one key point that has nothing to do with science and history - if hundreds, thousands, millions of people truly believe in something they cannot see, then clearly it exists for them!
