The American animated series "Harriet the Spy" tells the story of an 11-year-old girl named Harriet who knows exactly what she wants to achieve in life. The heroine has a dream of becoming a famous writer. However, Harriet firmly believes that only those who possess extensive knowledge in various fields can write good books. Being naturally curious and easily fascinated, the girl immediately comes up with a plan. She will become a spy! The events take place in 1960s New York.