七月四日这天，是美国人民举国上下庆祝独立日的日子，这样一个盛大的节日里，每个人都在庆祝。然而意外就这样的发生了，一群邪恶的武装力量侵入了地球，他们从各个方向涌来，既有来自太空，也有来自地心，独立日仿佛变成了外星人的野餐集…

Whenamysteriousplanetcrossesthesun,globalcatastrophesareunleashed.Aroguescientististhekeytodecipheringthesymbolsandhumanity’sonlychanceatsurvival.

When Earth is attacked by a hostile alien force, a 求爱all town firefighter and a rogue SETI scientist team up to activate the only technology capable of defeating th…