A catastrophic natural disaster on Earth in 1815 attracts the attention of highly advanced visitors from deep space. After exploring our solar system for 150 years, these visitors are displeased by the development of powerful nuclear weapons on our planet. They cause several major disasters on Earth then demand the surrender of all weapon grade nuclear material. The visitors threaten greater disasters, if Earth's inhabitants do not comply with their demands. Ricky Andretti, an unlikely hero with Asperger's, saves the planet with his unusual talents. While everybody celebrates the victory, a worse disaster awaits the planet.