The era of turmoil came to an end, and Kenshin Himura, once known as Battousai, put down his butcher knife. Wandering around with a reverse blade, he vowed not to kill indiscriminately again. But the sins of the past keep coming, and he deals with grievances and grudges from all sides. In the battle to protect others, he continues to explore the meaning of a swordsman's existence and the path to atonement.