Pepito Goyanes

Yo no soy la Mata-Hari

Benito Perojo

Niní Marshall, Virgílio Teixeira

After the execution of the spy Mata-Hari, the secret service takes the opportunity to arrest some of her collaborators. To arrest one of the ringleaders, they use his girlfriend Niní, a naive dancer. The girl, tired of being manipulated by everyone, decides to become agent X25.