Orphan Didi is raised by her aunts and in love with her ward, the surgeon Dr. Gunnar Green. He is more interested in the stars of the theatre so Didi decides to fight for him.

The engineer Ragge has taken shipowner Gustafsson's daughter Anna-Greta on a sail cruise and they stay on an island overnight. When the shipowner finds out, Ragge gets sacked from the shipyard where he works.

Well off Helga takers on a bet that she can be a house maid for a year, to get a diamond ring, which leads to a job that implicates quite a lot, and even challenges her father's motorcycle production business.