British scientist Professor Whitakker comes to the U.S. to reveal his new rocket fuel formula. He's accompanied by secret agent Chain, who has orders to sacrifice his life, if necessary, to keep the professor safe. Max hides the professor at his apartment, where's he discovers that Chain is a bumbling, inept spy. Working together, and nearly destroying Max's apartment, they manage to get the top secret formula to CONTROL. However, Max has a great deal of difficulty believing that anyone as clumsy and idiotic as Chain could be a secret agent.