When the wealthy heiress Nikki is held captive in her own home by the villainous lawyer Van Ostrand and his henchmen, things look dire. But unbeknownst to them, Nikki's long-lost father, a brilliant scientist, has a plan. By taking over the body of the housecat, he spies on the criminals to uncover their plot. Will he be able to save his daughter without blowing his cover?