Aunt Amarga invites her niece and nephew to visit her because she is the last witch and she wants to teach them about witches, how to spot them, famous and unknown witches, where they live, their brooms, their animals, and their festivals.
The award-winning author and illustrator Monica Carretero was born in Madrid but now lives in Segovia. She is self-taught and her colourful and vivid illustrations have received international recognition and she is now a very succesful illustrator of children's picture books. La galardonada ilustradora e autora Monica Carretero nacio en Madrid pero ahora vive en Segovia. Es autodidacta y sus ilustraciones coloridas y vividas han recibido el reconocimiento internacional y ahora es una ilustradora muy acertada de los libros ilustrados para ninos.