The story of domestic help who work for rich households. No Soon Geum is one of these housekeepers; despite the master-maid heirarchy, she's bold, fearless, and unafraid of doing hard work in order to support herself. As a child, Soon Geum had dreamt of living a grand life in a Cinderella story, complete with her own white knight, but that dream had faded as reality took over. However, she reaches a turning point in her life when she is hired as a maid for the rich and handsome Kang Gun Woo.