A man Yukishiro Enishi who has allied with the Shanghai mafia- Wu Heishin, arrives in Tokyo to search for the former assassin Himura Kenshin. After briefly fighting the police force at the train station, he allows police officer Saito Hajime to arrest him, revealing in the process he was the man responsible to give weaponry for the late Shishio Makoto. Enishi was later released due to the Shanghai treaty. He and his allies, who all has grudge with Himura, then launched attacks in Tokyo. They first bombed Akabeko restaurant,resulting in multiple casualties. Then, he sent one of his allies to destroy the Maekawa Dojo, and another one on the Chief of Police’ home whom Kenshin went to. After Kenshin won the fight, Yukishiro went to confront Kenshin in person, stating that his goal is for Kenshin to suffer the same pain he had when Kenshin killed his sister, Yukishiro Tomoe.
As Kenshin returns to the Kamiya Kasshin Ryu Dojo, his allies knew that something is bothering him. Kenshin then decided to reveal to his allies that fifteen years ago when he worked for the Bakufu he married Tomoe, who unbeknowst to him was a spy for the Shogunate, wanting to kill Kenshin to avenge Akira Kiyosato, the one who gave Kenshin his first scar, who was Tomoe’s late fiance. However, the two fell in love, and got married. When the assassins whom she allied with went to kill Kenshin, Tomoe sacrificed herself to protect Kenshin, but was accidentally killed by Kenshin himself. Before her last breath, Tomoe held a knife and gave him his other scar.