Gintoki and co have launched in the Galactic Merchant Fleet Robot Kaien to take out Dark Vader.  Having made peace with the Renho, they now fight for their pride as Earthlings and samurai against Dark Vader, who has become one with the Renho home planet.  Will they be able to restore peace to the universe?
I'm sure that all of you would follow 
me anywhere to save a friend.
Estoy seguro que todos ustedes me seguirían a donde sea para salvar a un amigo.
Aposto que me seguiria para qualquer 
lugar para salvar um amigo.