A former aristocratic family faces financial hardship and their daughter is introduced to a nice man in the auto repair business, the hope being that a marriage might be of economic assistance to the family. The daughter's family finds it hard to accept this kind of idea and the young man is uncomfortable with the difference in their social standing. However, everything works out in the end and a happy marriage takes place.

該劇設(shè)定在幕府為財政進行享保改革時期，有江戶幕府“中興之祖”、“暴坊將軍”之稱的德川第八代將軍德川吉宗的時代，講述作為他的精神支柱一直在背后默默支持他的側(cè)室久免的人生故事。