Tenchi Universe is an anime series that serves as a reimagining of the original Tenchi Muyo! franchise. It follows the story of Tenchi Masaki, a young man who discovers that he is the heir to a royal family from outer space. His life changes dramatically when he encounters various alien characters, including Ryoko, Ayeka, and Sasami, who come to Earth seeking him for different reasons. The series combines elements of science fiction, romance, and comedy, showcasing the interactions between Tenchi and the alien visitors. As they navigate their relationships and conflicts, Tenchi learns about his heritage and the responsibilities that come with it, all while trying to maintain a normal life.