Record of Ezo War starts with Kusaka thinking about cutting ties with his clan when the Head Administrator, Sufu Masanosuke, offers to send him to London to learn about the West. Before leaving, Kusaka meets with Akizuki one last time and they declare their love for each other. They consummate their relationship. While Kusaka is in England, Akizuki gains the leadership of his clan and its immediate association with the Shogun.