One day after school when Duncan was having a terrible day, he goes into his home economics teacher Miss Betty Lou Karpou's classroom to seek advice. During this conversation, Miss Karpou is revealed to be the alien and identifies herself as Kreeblim. She freezes Duncan's body and uses his brain as a means of communication among other aliens in the galaxy who are trying to decide what they want to do with humans. Susan, the hero of the previous story, tries to save Duncan when Kreeblim is out of her house, however the two of them do not get out of the house in time.