The story of a Ronin (i.e. a masterless samurai) who wanders the countryside of Japan with his small child, having various adventures.
Umemiya stars as a sexist son-of-a-bitch yakuza involved with the sex business.
A shogunate secret agent is sent to investigate a secret deal with a Dutch warship involving repeating rifles to be used in an uprising against the Shogun, but finds there's more going on than previously suspected.