Hiroshi Kanbe

Hiroko attends the memorial service of her fiancé, Itsuki Fujii, who died in a mountain-climbing incident. Although Itsuki's mother says that their old house is gone, Hiroko records the address listed under his name in his yearbook and sends him a letter. Surprisingly, she receives a reply, and discovers it came from his old classmate, a girl who also happens to also be called Itsuki Fujii.

Seibei Iguchi leads a difficult life as a low ranking samurai at the turn of the nineteenth century. A widower with a meager income, Seibei struggles to take care of his two daughters and senile mother. New prospects seem to open up when the beautiful Tomoe, a childhood friend, comes back into he and his daughters' life, but as the Japanese feudal system unravels, Seibei is still bound by the code of honor of the samurai and by his own sense of social precedence. How can he find a way to do what is best for those he loves?

In a world where giant robots are built and used for labor, a special police force of robots is created to handle crimes relating to these machines.