Irmeli Majuri (Birgit Kronström), a fun fashion designer in Hanko, is urgently needed for her workplace. Gymnastics teacher Ritva Majuri (Irma Seikkula) goes to pick up her sister, but by chance she ends up as a maid at the villa of manager Kustaa Aadolf Marka (Uuno Laakso), where Irmelik soon finds herself. Manager Markka and his nephew, engineer Reima Mela (Kullervo Kalske) fall in love with the witty siblings.