Brida is a novel by Brazilian author Paulo Coelho. It is the story of a beautiful young Irish girl and her quest for knowledge. She finds a hermit mage who teaches her to overcome fear and a witch who teaches her how to dance to the hidden music of the world. They see in her a gift, but must let her make her own voyage of discovery. As Brida seeks her destiny, she struggles to find a balance between her relationships and her desire to transform herself. The story makes reference to catharism and is woven around marrying the art of witchcraft to contemporary life.