The year is 2055. A hunter known simply as "Eckels" prepares to take the trip of a lifetime; going back in time to the Mesozoic to hunt the greatest predators that ever lived. However, when he goes back to the Late Cretaceous he panics when confronted with a Tyrannosaurus Rex, and falls off the path and crushes a butterfly, breaking some of the myriad of rules the time agency has to keep the time line from changing. When the party returns to the future, they find out that the world has changed for the worse. In the original time line, the presidential election was recently won by Keith, a moderate candidate, as opposed to Deutscher, a fascist extremist. However, in this changed time line, the reverse is true. A distraught Eckels pleads with Travis, the guide, to take him back in time and f