Days before the celebration of America's Independence Day, a phalanx of unfriendly alien ships arrive on Earth in major cities across the world and it is up to a scrappy rag-tag group of rebels to engineer a plan to take down the mothership, or risk alien dominance over the entire human race.
Twenty years after an alien invasion, the Earth is again attacked by the same species. This time, a few fearless men and women take on the responsibility to save the planet.