The police catch what looks like Atom Ant in the act of robbing a bank and he flips their car over and gets away. They then report what happened to the chief and he tells them to arrest Atom Ant. After another crime, they go to Atom Ant's ant hill and arrest him and put him in jail. Atom Ant can't figure out what is going on and breaks out to catch the real culprit.
Atom Ant sees the phoney robbing gold bricks and he confronts him. A brief fight ensues and Atom Ant catches the phoney just as the police show up and unmasks him to show that it was Ferocious Flea behind everything along with his partner in crime Slapsie the long haired dog.