The Sket-dan encounter some unexpected guests as the main cast of Gintama shows up in their clubroom unexpectedly. This can only mean one thing: It's crossover time! Can there really be room in the world for 2 different shows based on Shounen Jump manga airing at 6 PM about a trio of misfits who do odd jobs?!
I see. That's why they say you're 
Gintama in a school setting.
Ya veo por qué dicen que son un 
Gintama con temática escolar.
Ya veo por qué dicen que son un 
Gintama con temática escolar.
Entendi. Agora sei por que dizem 
que é um Gintama no colégio.