Bundori

In 1689 Edo, samurai investigator Sano Ichirō is tasked by the shogun to solve a murder case that has become a deadly political trap. When the victims' heads are displayed as bundori—war trophies—Sano is drawn into a century-old vendetta involving the shogun's inner circle. As he uncovers a conspiracy reaching the highest levels of the palace, he must decide how far he is willing to go to uncover the truth and protect those he cares about.