A former secret agent, who retired and wrote a first novel which tells the eventful adventures of his hero "Le Léopard ", comes back to work, reluctantly helped by an old maid.
A disgruntled scientist is fired from his job; slipping into madness, he invents a machine which harnesses the airwaves and can shoot people through the TV screen.
A detective, fresh out of the academy (lowest mark in class), gets the assignment to bodyguard a spoiled rich girl reporter. She's been interviewed on TV and has questioned the virility ...