The young man Hibiki, who suffers from severe internet addiction, is forcibly enrolled by his mother in Elite Reeducation Academy. After suffering terrible treatment at the hands of the instructors there, Hibiki heads for the school roof to commit suicide. But he's stopped by a mysterious stranger, who makes him a proposition...
A jewel of natural beauty, 
without polish, is useless.
جوهرةٌ ذات جمالٍ طبيعيّ، لا قيمة لها دون تلميع
Ein Juwel natürlicher Schönheit
ist unpoliert wertlos.
Una gema sin pulir es inútil.
Una gema sin pulir es inútil.
Si le jade n’est pas travaillé,
il ne deviendra pas bijou.
Un gioiello che non viene raffinato...
Uma joia de beleza natural
não tem valor se não for polida.
Если яшма не обсечена, 
Не может быть вещью.