The 6 books contains 5 horror stories related to a primary school kid named Sou. Sou has an ability to foresee supernatural events in his dream and even make changes that would eventually happen in the reality.
The 5 stories are the Eroded Scissors, the Disappeared Rubber/Erased an Eraser, the Tongue of the Spider Queen, the Black Picture-book and Shadow Dead. All of the scary stories are linked by his unique experience.
Note: Volume count based on the bunkoban.
