Kanjou Ginmiyaku Ibun

Arai Shiraishi, a confidant of the sixth shogun Tokugawa Ienobu, appoints Mizushiro Soshiro to audit the shogun's finances. As a samurai unfamiliar with financial oversight, Soshiro struggles with the new responsibilities. His investigation into officials misappropriating shogunate funds draws the attention of multiple assassins, who target him as he attempts to expose corruption.