忧伤不是你和他人好,是看到他人那么容易就可以替代我的存在,对我来说没有人可以像你,对你来说每团体都可以是我。 An alien starship crashes in a swamp in a U.S. National Park. Some mosquitos begin to feed from the alien's corpses, causing them to grow to the size of a vulture. These mutant insects became very agressive, killing every human being they find. Will the few survivors fight successfully against this nightmare...?