Sheeta is a fictional character from the animated film Castle in the Sky, directed by Hayao Miyazaki. She is a young girl with a mysterious heritage, possessing a magical crystal that holds great power. Throughout the film, Sheeta embarks on an adventure to uncover her past and protect the crystal from those who seek to exploit it. In the story, Sheeta teams up with a boy named Pazu, and together they explore the floating island of Laputa. The film highlights themes of friendship, courage, and the importance of nature, making Sheeta a central figure in this enchanting tale.