In the fourth year of Keio (1868), defeated retainers sought to restore the Tokugawa shogunate with the help of Enomoto Takeaki's navy. Honda Koroiku was one of them. He discreetly handed a departure note to his fiancée, Otosei, the daughter of Matsudaira Soebe, and left Edo. Otosei's cousin and Koroiku's friend, Domae Daikichi, was once a brave warrior of the shogunate army. However, he had since fallen into a life of debauchery in Yanagibashi and was rumored to be involved with a geisha named ...