"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.
First, the aliens transform into the figure on your left
Primero, los alienígenas se transforman en la figura que ven a la izquierda
Primeiro, os alienígenas se 
transformam na imagem à esquerda