When a fugitive begins a romance with the woman hiding him from the law, it becomes uncertain whether he will ever escape the shadow of his heinous crimes--or the detectives hot on his trail.

Oniwaban is an organization that is composed of two ninja groups… Iga and Koga. This is a story of a secret spy who settled in Okazaki Joka town during the Seitoku period of General Ietsugu and his son who trained to be a Ninja.