The Reaper was Ikeda Asaemon, from a family of executioners. She had committed the sin of betraying and killing the former head of the family. And Gin-san was a criminal who was supposed to have been beheaded by the Ikeda family in the past. The family head, Ikeda Yaemon, requests Odd Jobs to keep Asaemon safe. The ship prepared for them seems to sailing smoothly but gets stopped in its tracks by Okita and Hijikata's appearance. That's when Okita reveals to them all the facts of this case...
Isn't that why you went so far as 
to kill the man who raised you?
ألم تدفعي بنفسكِ لقتل الرجل الذي قام برعايتك لأجل هذا؟
¿No es por eso que llegaste al extremo 
de matar al hombre que te crió?
Não foi por isso que você chegou
 a matar o homem que te criou?