Part of the series La Vie telle qu'elle est.

Part of the series La Vie telle qu'elle est

Part of the series La Vie telle qu'elle est.

Part of the series La Vie telle qu'elle est

Part of the series La Vie telle qu'elle est

Part of the series La Vie telle qu'elle est.

A young inventor is kidnapped to force him to tell the secret of his invention, but he foils his captors thanks to a pen with invisible ink.

Bébé's father is attacked by the "apaches", a group of hooligans. Bébé and his sister decide to avenge him by gaining the group's trust and bringing them into a trap.

Directed by Louis Feuillade.