Snow on The Blades

At Sakurada Gate in 1860 the shoguns chief minister and his retinue of bodyguards are ambushed and annihilated Bearing the responsibility and shame for this failure is Shimura Kingo master swordsman and chief of the guard Forbidden to take his own life in atonement he is instead tasked with hunting down the remaining assassins however fate intervenes and now only one is left Devoted to his late lord and his duty he relentlessly pursues the sole remaining assassin for the next thirteen years But times are changing in Japan and the way of the sword has become outlawed What does this mean for Kingo