Sannan has been using materials left behind by Kodo to continue to try to improve the medicine in secret. He drinks the medicine and transforms into something which is no longer human. After seeing the wound Sannan infected on Chizuru heal in an instant, Hijikata asks her if she's a rasetsu, but...
Later, the commotion over Sannan adds to the decision to move the Shinsengumi headquarters to Nishi Hongwanji. Chizuru continues to search for her father, but she is unable to find any clues to his whereabouts. Then one day, Chizuru happens to overhear Okita's secret.
Cleaning everything like 
this feels very good.
تنظيف كلّ شيء هكذا يعطي شعوراً بالرّاحة
Alles gründlich zu säubern,
fühlt sich gut an.
Limpiar así sienta bastante bien.
Limpiar así sienta bastante bien.
C’est agréable,
de remettre de l’ordre.
Fare le pulizie in questo modo fa sentire bene.
Gosto da sensação de deixar tudo limpo.
Приятно навести порядок.