In the Edo period, there was a shrine maiden called \"Itsukihime\" in the mountain village of Kadono. Jinta, a young man who acts as the shrine maiden\'s guardian despite being a stranger, encounters a mysterious demon who speaks of the far future in the forest where he went to defeat it. From Edo to the Heisei era, this huge Japanese fantasy series follows a demon man who travels through time while continuously questioning the meaning of wielding a sword.