Chuck Lawson and Serena Fox were once a highly skilled team of CIA agents who fell in love while on a mission to stop a terrorist attack. However, their relationship ended when Chuck retired from the agency to pursue a quieter life.
Years later, the two receive a message from an unknown source warning them of an impending alien invasion. Against their better judgment, Chuck and Serena reunite to investigate the matter.
Their investigation leads them to Dr. Tyrimpson, a wealthy tech genius who has been working on a top-secret project involving extraterrestrial technology. They also discover that his ultimate goal is to use this advanced alien technology to gain total control over humanity.
Despite facing numerous obstacles, including robot landlords and sexist bounty hunters, Chuck and Serena work together to take down Tyrimpson and his army of alien drones. In the end, they save the world from certain destruction and rekindle their love for each other.