Senou Souichirou is a ronin with a mysterious past and a terrible secret: he is possessed by a fox demon whose bloodlust awakens during combat. To escape his fate, the man relocates to Edo and replaces his blade for one of non-lethal bamboo. And while the ronin’s neighbors are initially suspicious of this odd man who chases butterflies, befriends children, and can find beauty is the most unconventional of places, they eventually accept him into the community. But with assassins and his own inner demons constantly threatening to break the peace, it seems that Souichirou’s new life will be far from restful…