today, when the world woke up and was surprised to find huge alien spacecraft appeared in every major city over. The Visitors claim to have come in peace, gifts of advanced technology and medical technology beyond the human imagination. They promised not to harm humans, but they lied. The vast majority of mankind believe an alien if they believe that the alien in the human need the most help when the time, completely out of a well-intentioned. We're eager to welcome them, embrace them, is pleased to "kindly" They are generous offers of "gifts". Who knows, actually aliens beaming faces behind the bloodshed. Department of Homeland Security agent Erica Evans (Elizabeth Mitchell plays) in the process of tracking a group of terrorists, the accidental discovery of this shocking secret. When Erica's partner that Dale (Alan Tudyk play) to kill her, Erica came to realize that aliens have infiltrated into the human government and businesses, about to begin a comprehensive conquest of human action. Want everyone to understand that truth is impossible because the Visitors have two super-powerful "weapons". First, they launched a powerful propaganda offensive, the human "goodwill" is full of absolute confidence. The alien leader Anna (played by Morena Baccarin) posing as an America if the angel human woman, a famous journalist and show host Chad Decker, (Scott Wolf plays) always at the side chimed in, and makes the class more wary. Secondly, they've rallied our youth. Thousands of teens, including Erica's son Tyler (Logan Huffman played), confused by the alien join the ranks of the "Peace Ambassador", totally unaware of aliens placed in human beings eyeliner. Seeing the Earth is necessary to complete the fall, Erica lobby for people to believe that the fact that she had witnessed, but that does not work. She began and the former is considered to be "terrorist organizations" and "anti-alien resistance movement secretly approached and met resistance movement leader Jack priest (Joel Gretsch, playing) and a man named Ryan, young people (played by Morris, of Chestnut). Ryan is also an alien, but he is convinced that they should help to save mankind, and the evil mother-clan fighting.