Three best friends band together to defend their valuable mining company from monstrous aliens looking to plunder and exterminate.。一系列致命的破坏性飓风正朝着美国中西部人口稠密的城市中心汇聚，形成毁灭性的风暴。在那里，这些龙卷风将汇聚成一场超级龙卷风，威胁着摧毁数百英里内的城市。。