Preamble: "Gone with the wind" is a novel of 960 pages, and a movie (from the novel) of a lengthy 3.5 hours. Therefore: as our answers are free of charge, and productive work is always lacking behind, this is all I can afford to say: A link to the plot of the story (at least as the movie tells it) www.imdb.com/title/tt0031381/plotsummary (imdb : international movie database)

Vivien Leigh lives frustrated because she can't get marry the man she loves... so she marries Clark Gable, who is pretty much ugly than the other guy she likes... At the end everybody dies because the aliens attack the Earth.

Read it and you'll find out.