这个靠海的小镇比平日还要来得平静。所有的居民都消失了,莫非有人将他们烧成灰了?他们的命运似乎是操纵在一群外来的暴徒手中,他们来到这地方,主要为了寻找他们速食店所卖的汉堡的材料─人肉。在最后一名镇民断气之前,外面的世界听到了一声凄厉的求救声,于是新成立的「调查防御公司」成 员─贝瑞、狄瑞克、法兰和欧奇─朝危险区出发,在该区展开地毯式的搜索。Derek and his friends must investigate the missing people in a small village. Then they find out its human formed aliens that are really big headed monsters that used all the people in the small village into their snack burgers. Now, Derek must save the day and the world with his chainsaw before the meat eaters strikes the whole planet. Will Derek kill all the aliens?