Set in Yoshi-chou during the Edo period is the story of Ichika, the heiress of Shisen-rou, a teahouse brothel where men sell their bodies. When she was a child, Ichika rescued Noa, a beautiful boy who was drowning in a river. However, the boy was to be sold as a prostitute for Shisen-rou. Before long, Ichika inherits Shisen-rou and Noa becomes its most popular figure. In Yoshi-chou where desire swirls, the two are bound by fate but must never be tied together. This is the story of a forbidden love set in the Edo period.