Ransom is forced to go to Malacandra / Mars because two men drugged him and put him in their spaceship. These two men were going back to Mars to give a human to the Sorns. Why do the Sorns want a human? Do they want to eat him or sacrifice him to a god? Ransom escapes and has an encounter with an inhabitant of the planet. The inhabitant calls itself a hross and gave Ransom a place to stay. Can Ransom prevent the mens plot against the planet? and how did this planet come to be? These and many other questions are answered in this book.
