In 1879, Kenshin and his allies face their strongest enemy yet: his former brother-in-law Enishi Yukishiro and his minions, who’ve vowed their revenge.

Shishio sets sail in his ironclad ship to bring down the government. In order to stop him, Kenshin trains with his old master to learn his final technique.

Kenshin has settled into his new life with Kaoru and his other friends when he is approached with a request from the Meiji government. Makoto Shishio, a former assassin like…