Kamitsuki Nori is being transferred to a high school in Gunma.  While riding the train, he remembers his friend Todoroki moved there in elementary school.  Todoroki, warns Kamitsuki to stay away.  As the train gets closer to Gunma, Kamitsuki realizes the doors have stopped opening automatically...
You Don't Know Gunma Yet.
لا تزال لا تعرف غونما بعد
Todavía no conoces Gunma.
Vous ne connaissez pas encore
Gunma !
Nessuno di voi ancora la conosce...
Vocês ainda não conhecem Gunma.
Вы ещё ничего не знаете о Гумме.