A young woman called Yukimura Chizuru travels from Edo to the capital, Kyoto, in search of her missing father. Once there, she's nearly attacked by a monster who is thirsting for blood. The monster, a rasetsu, is slain by group of men feared as assassins, the top officers of the Shinsengumi—Hijikata Toshizou, Okita Souji, and Saitou Hajime. Chizuru stays with the Shinsengumi to search for her father, Koudou. Then, one day, they receive testimony that someone has seen her father near a certain shop. When Chizuru arrives, she gets caught up in a scuffle...
But... if I use my katana, 
Saito-san, you'll be—
—لكن... إذا استخدمتُ الكاتانا خاصّتي، فإنّك يا سايتو-سان
Aber, Saito-san, ich könnte
dich mit meinem Katana …
Pero si uso mi katana, podría lasti…
Pero si uso mi katana,
podría hacerte da…
Je risquerais de vous blesser,
pourtant.
Ma... se uso la katana, Saito-san—
Mas se eu usar minha espada, Saito-san...
Но... если я применю катану,
вы, Сайто...