あらすじ
While Gintoki Sakata was away, the Yorozuya found themselves a new leader: Kintoki, Gintoki's golden-haired doppelganger. In order to regain his former position, Gintoki will need the help of those around him, a troubling feat when no one can remember him! Between Kintoki and Gintoki, who will claim the throne as the main character? In addition, Yorozuya make a trip back down to red-light district of Yoshiwara to aid an elderly courtesan in her search for her long-lost lover.
あらすじはAniListより（英語）。