Lord Oda Nobunaga plans to control Japan where rival warlords battle by waging war against several clans. His vassal Araki Murashige stages a rebellion and promptly disappears.
A grifter and her loose-cannon brother get their hands on a massive amount of money, but their ill-gotten gains puts a huge target on their back.
The story is set in Abashiri, Hokkaido, and follows a high school student, Nagi, who transferred from Osaka.