Boro's adventure begins in Paris in the late twenties. As a minor employee in a photographic agency, he works for a pittance. However, thanks to his love of life, his handsome appearance and his appeal to women, he leads a varied and turbulent life. In spite of his numerous affairs, the great love of his life is his cousin, Maryika, the famous actress from Berlin. When Boro learns that Maryika is expected in Munich for the premiere of her latest film, he decides to visit her there. Boro is disappointed in his meeting with Maryika; he has to spend the night alone on the couch. However, on the following day Maryika surprises him with a present: a Leica camera. He starts taking photos even before he leaves the shop. When one of the other customers notices this and angrily demands the film from Boro, he refuses and together with Maryika he drives off. Shortly after Boro has left for Paris, Maryika's flat is ransacked and she herself is threatened by some ruffians, who work for Friedrich ...