Rurouni Kenshin: The Final - Ending Explained

The film reveals the full truth of Kenshin's first marriage: he was married to Tomoe, Enishi's sister, who originally approached him to kill him but fell in love. Kenshin accidentally killed her while trying to save her, and she cut his cheek in her dying moments, creating the cross-shaped scar. In the present, Enishi stages a fake death for Kaoru (implied/attempted) to break Kenshin's spirit. The twist is that Enishi cannot bring himself to kill Kaoru because he sees his sister in her. In the end, Enishi receives Tomoe's diary from Kaoru, realizing that Tomoe died trying to protect Kenshin, not hating him. This breaks his resolve, and he surrenders, ending the cycle of violence.

Some critics interpret Enishi not just as a villain, but as a tragic mirror to Kenshin—proof that Kenshin's pacifism is a privilege afforded only to those who have already survived their wars. Enishi represents the collateral damage of Kenshin's "heroic" past revolution. Furthermore, the ending can be read not just as Enishi's defeat, but as his liberation; by failing to kill Kenshin, he is finally freed from the obligation of hatred that consumed his youth.