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 ...
You ate my bento again, didn't you?
Du hast schon wieder mein Mittagessen verputzt,
 nicht wahr?!
¡Te comiste mi almuerzo de nuevo, ¿verdad?!
¡Te comiste mi almuerzo otra vez, ¿verdad?!
Comeu a minha marmita de novo, não foi?