After stopping a fatal battle with Hajime Saito, a top government official asks Kenshin's help in killing a shadowy assassin who's threatening the future of the regime.

While preparing to give his decision on helping to kill Shishio, Kenshin learns of the Home Minister's murder.

Kenshin's final effort to win the ultimate battle ends with Shishio destroying himself. But in the wake of Kenshin's victory, Shishio's closest aide vows revenge.

After Kenshin finds a ring inside a catfish, he's persuaded to give it to Kaoru. Thinking it's an engagement ring, Kaoru is sure that he's asking her to get married.

Using the clues left behind by Dr. Hans, Kenshin and company are led to the hidden shrine that holds the key to the miracle cure.

This is the story of how Kenshin came under the wing of Soujiro Hiko the 13th, and how Kenshin became a manslayer.

Act two details Kenshin's role in the revolution, how he met Tomo, and how the rebellion was almost quelled.