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.
I suppose there are some things 
that just can't be said.
أعتقد أنّ هناك بعض الأشياء
التي لا يمكن أن تُقال
Manche Dinge dürfen wohl
nicht gesagt werden.
Supongo que hay cosas
que no pueden decirse.
Supongo que hay cosas
que no pueden decirse.
Chacun a des vérités
qu’il préfère taire…
Suppongo che ci siano cose
che non si possano dire.
Tem certas coisas que são
difíceis de se dizer, mesmo.
Порой приходится что-то скрывать.