Through the workings of the School Mystery Clock Keepers, Kamome Academy's entire 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 was headed to its conclusion, the secret of Hanako-kun's assistant Nene is brought to light What could it possibly be ?

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...

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...

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...

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...

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...

School Mystery No. 1