One morning, Gintoki, Shinpachi and Kagura wake up in darkness. “Wake up,” a voice in their heads says. The three are unable to understand the situation and go back to sleep. “Release your inner power,” the voice persistently tells them. But Gintoki and the others ignore it and stay fast asleep. Offended by their rude behavior, the owner of the voice shows himself. Amazingly, it is Lake Toya, the immortal who lives within Gintoki's wooden sword! The immortal tells them that he will teach them powerful secret techniques. In response, the three…
This is the time...for you to be free of the curse of your father having to transfer so many times...
Es hora de que te libres de la maldición 
de los constantes traslados de tu padre.
É sua chance de se livrar da maldição 
das transferências do seu pai...