This animated film follows elderly Frenchwoman Madame Souza as she becomes involved in international intrigue when her grandson, Champion, a professional cyclist, is kidnapped and taken abroad. Joined by her faithful dog, Bruno, Souza embarks on a journey to find Champion, and stumbles across unlikely allies in the form of three sisters who are veterans of the vaudeville stage. Tracking down Champion's criminal captors, the quartet of old women use their wits to try and win the day.