After Dr. Claw escapes from Riverton Prison, Chief Quimby and Mayor Wilson unveil a new female gadget-type robot named G2, who is entirely a robot. Gadget falls for her but she turns down his offer on the claim that she works alone. Gadget soon finds that Dr Claw plans to steal $5 trillion worth of gold from the Riverton Federal Reserve. G2 is placed on the job of tracking him down and getting him apprehended and Gadget is determined to help despite glitches affecting the control of his gadgets and being told by Chief Quimby not to interfere with G2 and her process.