A father has a recurring dream of losing his family. His nightmare turns into reality when the planet is invaded by a force bent on destruction. Fighting for their lives, he comes to realize an unknown strength to keep them safe from harm.
The aliens in these modern sci-fi blockbusters are interested in far more than just carrying out a couple invasive medical tests; in fact, they want to take over planet earth. Oh well, they can't do a worse job managing the planet than we are!