As the Shinsengumi undergo medical exams, Chizuru is given a recommendation by the doctor, who was a friend of her father's, only to discover a damning secret about Okita.
If I continue to refine it, 
it may become workable.
إذا استمررتُ في تحسينه، فقد يكتمل
Wenn ich es weiter verfeinere,
wird es einsatzbereit sein.
Néanmoins, poursuivre mes expériences
me permettra de le parachever.
Se continuo a perfezionarla,
 potrebbe diventare utilizzabile.
Se eu continuar a aperfeiçoá-lo,
ele poderá se tornar viável.
Однако, если продолжить
работу, всё получится.