Board Thread:Movie Discussions/@comment-3367060-20140814193129/@comment-6580055-20140831165914

I'm guessing Earth is still rebuilding from the Muto attack. If Ghidorah is an alien, they use the advantage to launch an assault on Earth. Godzilla rises again to fight Ghidorah, but he is outmatched. Eventually, the other kaiju arrive to assist him, and Ghidorah is defeated.