An out-of-work musician is desperate for work and when his best friend sees an add requesting a cellist he signs him up. However, the work is for a female, so he creates the character Märta Letterström and joins the trio at a small-town hotel. But being a woman is not as easy as you think.
In a sham ceremony at the city hall, the dimwitted Fridolf is married to Margit. It doesn't take long, however, before he is arrested for bigamy. His first wife left him a few years ago, but Fridolf isn't very bright and he thought that she was dead when she wrote a letter to him saying that. She ran off to join a circus. By a coincidence, the circus is visiting Fridolf's home town and Fridolf goes to the circus with a free ticket. But at the circus all he can do is make a fool of himself.
Anna is a poor girl who loves Erik, the son of a rich farmer. His parents are however determined to make Erik marry the rich Britta.