School Mystery No. 1''s Clock Keeper of the future has gone out of control, turning Kamome Academy''s entire student body into wrinkly old people! Hanako-kun, Nene, Kou, and Akane will have to work together to catch this agile trickster and keep the school from becoming a retirement home. But just when they seem to have Mirai cornered, one final prank goes horribly wrong, bringing Nene''s secret out into the open...>

Autorentext

AidaIro is the creator of the Toilet-bound Hanako-kun manga series.

Klappentext

Translation of: Jibaku shonen hanako-kun.

Zusammenfassung
Through the workings of the School Mystery Clock Keepers, Kamome Academy'sentire student body is covered in wrinkles!? To restore peace to the school,Hanako-kun teams up with a certain someone. Just when they thought the case washeaded to its conclusion, the secret of Hanako-kun's assistant Nene is broughtto light! What could it possibly be!?