Japan in the 1940s. A high school boy went into a magic encounter with Ozuka Hana, a geisha (pub-girl) when he traveled through Amagi Pass. A mysterious murder took place afterwards, an Ozuka was held responsible. 40 years later, the boy, who became a printing shop owner, was visited by a retired policeman who came from Amagi Pass. The truth then started to reveal itself.

Set at the end of the Edo period, the series depicts Kumo's family with his wife, Kame, their 11-year-old son, Shinnosuke. Kumo is always ignoring work and playing and he is also notorious for womanising.