Orphan girl Gunilla(nick named Kulla-Gulla) gets sent from her orphanage to work as an housemaid at sharecropper Karlbergs household. Among her duties is to take care of Karlberg, his wife and their 5 children. Karlberg rents his house from Squire Sylvester and has to do some work for him as well. One day Sylvester lays his eyes on Gunilla, and starts taking an interest in her, but why?