In February 1603, Ieyasu is granted the title of Shogun, and Yodo and Ono Harunaga (a retainer of the Toyotomi family) tighten their security. As Hidetada tells Gou of the marriage that is being arranged between Sen and Hideyori, she becomes upset. Hidetada however, convinces Gou that he regards the marriage as a pledge for peace. Gou accepts the marriage under the condition of letting her attend Sen's wedding ceremony. Even though being pregnant with Hidetada's fourth child, Gou accompanies Sen to the Osaka Castle where she reunites with Yodo and Hatsu.
家康（北大路欣也）が征夷大将軍に任じられ、淀（宮沢りえ）と大野治長（武田真治）は警戒を強める。不安を覚える江（上野樹里）に、秀忠（向井理）は、長女・千（芦田愛菜）の秀頼（武田勝斗）へのこし入れが決まったことを告げる。憤る江は秀忠に「和平の証しである」と説得され、婚儀に付き添うことを条件に、それを受け入れる。身重の体をおして千に同行した江は、大坂城で淀、そして初（水川あさみ）と久々の再会を果たす。
