1Mystery 1
A high school boy terrified of ghosts meets a girl in a sailor uniform—the boss of the Kaiki-gumi!
2Mystery 2
Mechako brought an ominous-looking Japanese doll that was left behind by the previous boss of Kaikigumi.
3Mystery 3
Mechako is feeling off, and that is because of the talismans of a sketchy medium.
4Mystery 4
Doppelgänger uses impersonation to get Mechako's attention, but...
5Mystery 5
As the curse regresses Shurako into a child, she goes after Mechako's doll.
6Mystery 6
A face lump possesses a high school girl's leg and refuses to leave her alone.
7Mystery 7
As bizarre events continued to unfold, people began vanishing across town in alarming numbers.
8Mystery 8
Winter arrives. As Doppel plots revenge against Shurako, a Snow Woman in a swimsuit appears before him.
9Mystery 9
Fearless Mechako grows curious about nightmares and decides to experience one for herself, and...
10Mystery 10
Mechako sets out to create the ultimate ghost using what she learned about people's fears, but...
11Mystery 11
With Mechako no longer around, a mysterious girl appears before Shurako, Doppel, and others...
12Mystery 12
The mysterious girl who attacked Shurako and the cursed doll finally appears before Mechako!