Apple the good little witch, lives in the attic of the school. She wears a magic hat that makes her invisible. The only one that can see her when she has her hat on is the naughty monkey. Every day Apple joins the children in the class. Although they can't see her, she can see them. She loves the classroom. One day she hears the children talking about the circus. She decides to go as well but does not want monkey to know.