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...
He taught five children, 
who made names for themselves.
علّمَ خمسةَ أطفالٍ والذين
صنعوا أسماءً لأنفسهم
Er unterrichtete fünf Kinder,
die sich einen Namen machten.
Educó a cinco hijos para ser autónomos.
Educó a cinco hijos para ser autónomos.
Élever un enfant sans l’instruire
est la faute du père.
Non nutrire d'istruzione il figlio...
Ele ensinou cinco crianças,
as quais tiveram sucesso na vida.
Пять сыновей воспитанные 
Им учинились славными.