The Legend of Korra

About

Animated series following a young girl who fights to keep her city safe from forces of evil. The four seasons of the show were referred to as books, with the title of the four books being Air, Spirits, Change and Balance. 

Trivia

The show is a sequel to Avatar: The Last Airbender. It won Outstanding Casting For An Animated Series Or Special at the 2013 Daytime Emmy Awards.