Nathalie, agent secret

A model named Nathalie has a bet with her friends. She'll get to see the FP1, a super-atomic engine invented by an engineer named Pellec and constructed in secret by the Darbon company. When she gets to see it work, Pellec, Pierre Darbon, and Detective Fabre take her for a spy. So do two real spies. (oficjalny tekst dystrybutora)