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 ...
Gotta hand it to that mom of ours. 
She sure works hard.
Das muss man ihr lassen, 
sie arbeitet wirklich hart.
Nuestra madre sí que trabaja...
Si que trabaja la mujer...
Temos que ajeitar as coisas para a mamãe.