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.
I promise I won't tell anyone.
أعِدُك بأنّني لن أخبر أحداً
Ich verspreche,
niemandem davon zu erzählen.
Te prometo que tendré la boca cerrada.
Te prometo que tendré la boca cerrada.
C’est une promesse solennelle.
Non lo dirò a nessuno 
per nessuna ragione. Promesso.
Prometo que não contarei a ninguém.
Обещаю, что буду молчать.