Kagura leaves for her home planet Rakuyou along with Kihetai without telling Gintoki and Shinpachi and leaves a leave letter at their home. Sakamoto saves Bansai and groups together with Katsura and Gintoki-Shinpachi-Sadaharu, thus forming the Yorozuya-Joui-Kihetai alliance. The group together leaves for Rakuyou planet in order to catch up with Kagura and save their friend Takasugi.