On his way home from a business trip, the young detective Karl Frank meets the siblings Kuno and Margit von Krall. Immediately captivated by Margit’s beauty, Frank accepts an invitation to visit them at their hotel soon. That same evening, he is hired for an important mission: he must prevent a burglary at the city’s jeweller. However, he fails miserably as the mysterious masked thief escapes. He retires to the country estate of his new friends to nurse his wounded pride, still unaware that he will soon become part of a shady business. (Stumfilm.dk)

Detective Barker has his work cut out for him when his red-haired nanny, Kate Blond, turns out to be a master thief in disguise. Barker’s close friends are a wealthy count and countess who has recently purchased a valuable piece of jewellery at an auction. With a poisoned sewing needle, Kate knocks the countess out and steals the jewellery. She sets the countess’ clock back an hour so the nanny-job is a bulletproof alibi when Barker investigates the case. Barker is at a loss until his trained eyes spot a red hair at the crime scene. (Stumfilm.uk)

Mr Bing, a merchant and confirmed bachelor, receives a letter stating that his uncle will disinherit him if he does not marry his cousin, Ingeborg Nielsen. Bing in no way intends to comply with that demand, imagining this cousin to be some tawdry peasant girl. By chance, he meets a young, beautiful woman with whom he becomes deeply smitten and whose heart he sets his sights on winning. What Bing does not yet know is that the young woman is a friend of his business partner’s wife – and is in fact none other than Ingeborg Nielsen. (Stumfilm.dk)