A boy seeks justice in the blood-stained streets of Edo—honor, vengeance, and growth await.

After witnessing the murder of his parents, young Tetsunosuke Ichimura joins the Shinsengumi to seek justice and vengeance in the turbulent final years of the Edo period. Alongside seasoned samurai, he trains, fights, and grows in skill and character, confronting both ruthless enemies and the moral complexities of loyalty and revenge. Peacemaker Kurogane blends historical drama, intense swordplay, and coming-of-age themes into a gripping samurai saga.