A person, with two personalities, must seek help from an alien race to save the planet Darkover. The Planet Savers is a science fiction novel by Marion Zimmer Bradley in her Darkover book series. This story takes place in the After the Comyn (Against the Terrans: The Second Age) era.

"From between the two shuffling dancers padded something on four feet. The canine-feline creature was more than just a head; it was a loose-limbed, graceful body fully eight feet in length, and the red eyes in the prick-eared head were those of a killer.... Words issued from between those curved fangs, words which Dane might not understand....

The fast and small utility for comfortable text reading.