Sasaki Isaburo's past with the Shinsengumi, Matsudaira, and Imai Nobume is finally revealed.
Escorting the members of one 
of Tokugawa's three houses,
مرافقة أعضاء أحد منازل توكوغاوا الثلاثة
Proteger a uno de los Tokugawa,
Acompanhar os integrantes 
de um dos três clãs Tokugawa,