主水之介三番胜负，智勇双全，一战成名。美巢腻子粉官方网站

　　When Mondonosuke, a young sword student has a bad dream about his sensei being killed in a duel, he decides to return to Edo to see if he needs help. In the 3 years since he left, he has mastered the secret sword style "Sadanami-giri", that was begun by Sir Ikkaku, who had taken Mondonosuke under his wing after he had been expelled from Master Katakura Ikkansai's Dojo.