Just before a date with Osanai, Kobato runs into Kengo, who shares some disturbing news and leaves a strange message. Together with Osanai, Kobato tries to solve the mystery. However, shortly after, it appears that Osanai is in great danger.
Remember in middle school?
أتذكرين ما حدث في الإعداديّة؟
In der Mittelschule gab’s doch
auch mal so einen Fall.
Ricordi quella faccenda alle medie?
Lembra do ensino fundamental 2?
Помнишь, была такая в средней?