Avatar story, The Na’vi are creatures who appear basic but are highly evolved. They inhabit the beautiful extraterrestrial world of Pandora. And Because of the planet’s toxic environment, human/Na’vi hybrids known as Avatars are required to attach to human minds hence in order to be able to walk freely on Pandora. Therefore A paralysed former Marine named Jake Sully (Sam Worthington) is given mobility through one such Avatar and develops feelings for a Na’vi woman (Zoe Saldana). and He is lured into a struggle for the continuation of her planet as his friendship with her deepens.