In the not-too distant past, there once was a young man with a huge body. His name is Sakaguchi Matsutaro, a legal adult who still attends junior high school, and has a crush on a teacher, Reiko.  One night he and fellow laborer Nishio go on a joy ride in a truck; Matsu is on cloud nine, but ...
What? Now that Minami-sensei's 
here, I'm suddenly in the way?
Was? Jetzt wo Minami-sensei wieder
 da ist, bin ich plötzlich im Weg?
¿Por qué estás tan frío ahora 
que vino la profesora Minami?
¿Por qué estás tan frío ahora 
que ha venido la profesora Minami?
Por que está me dispensando logo agora
 que a professora Minami chegou?