Based on

Movies like Minä ja mieheni morsian (1955)

Tuulikki Tenho, who lied about her marital status to get a job as a secretary at a timber company, has to pretend that she is married to Yrjö Aaltonen, an architect she has just met. A romance begins to blossom between the couple, but it is revealed that Yrjö is already engaged to Virva Lieki, a dancer returning to Finland from abroad.