"Everyone looks pretty grown-up after summer break"
Shinpachi finds himself in stuck in a completely different world.  That is when the Shinsengumi sends a berserk Yamazaki to pick up the bewildered Shinpachi.
You just wanted to play a funny man, didn't you?
Sólo querías hacer el papel de un hombre gracioso, ¿no?
Você queria bancar o 
cara engraçado, não?