A student unwilingly arrives early to class to warn his classmate about different messages that appear on the blackboard every morning.

After uncovering a box in the school's attic, a student puts a curse on a rival out of sheer jealousy.

The most popular girl in school meets her match after a fellow student suddenly turns beautiful overnight.

A transfer student writes down a curse against bullies in a mysterious library book, causing dire consequences.

A pair of mischievous students look into the mysterious death of a teacher by helping to locate her missing head.

An overeager student stirs up trouble when he exposes the truth behind the ingredients at a popular school lunch stall.

Terrifying incidents occur after bullies force a smart but cowardly student to make a wish to a school nurse ghost.

At night, a gutsy student livestreams his investigation of his high school to prove that ghost stories aren't real.