8 titles, most popular first
At an all-girls high school, students Yoo Shi-eun and Min Hyo-shin fall for each other, and their relationship leaves them shunned by their classmates. Fellow student Soh Min-ah stumbles upon a diary the two girls shared, and its pages pull her deeper into their bond and into a strange chain of events at the school.
Kim Kyung-soo, a troublemaker thrown out of one school after another because he can't control his powers, transfers to Volcano High, the last place that will take him. The school is full of students with amazing martial arts skills, and Kyung-soo is soon pulled into fights between rival clubs and a struggle over a powerful ancient manuscript.
Hong Seol is an ordinary university student juggling part-time jobs to cover her tuition and living costs. Yoo Jung, her senior, seems flawless: rich, kind and handsome, yet something about him makes her uneasy. When he suddenly asks her out, the two begin an awkward relationship.
Three bored high school girls hold a séance with a traditional Korean spirit board, and a ghost tied to water seems to answer. Meanwhile Min Ji-won, a skilled swimmer who has lost her memory, is troubled by nightmares from her forgotten past, and an old friend warns her that someone named Su-in is coming for them.
Two years after high school swimmer Jeong Tae-yeon is found dead in the school pool, new teacher Park Eun-su arrives, while Tae-yeon's stepsister Lee Se-hee is haunted by nightmarish visions. During a summer study camp held at the school, the swim coach is murdered, and the students and teachers discover they are locked inside with a killer.
At Jookran High School for Girls, a harsh homeroom teacher calls a new teacher, her former student Hur Eun-young, claiming a girl named Jin-ju is dead but still attending school. Soon after, she is found dead by three senior students: artist Lim Ji-oh, timid Yoon Jae-yi and withdrawn Kim Jung-sook. Their replacement teacher turns out to be just as cruel.
Jung-hoon is the top student at his school, and his rival Tae-gyu constantly attacks him with words and fists. After someone sees Jung-hoon pull a knife on Tae-gyu, he comes back during fourth period to find Tae-gyu stabbed to death, and classmate Da-jung catches him holding the knife. She believes him, and they have 40 minutes to find the real killer.
Lee Yoo-jin, a transfer student from Seoul, is bullied by her classmates along with the only two girls who befriend her. One night, the three use a Ouija board to place a curse called Bunshinsaba on their tormentors, and when Yoo-jin opens her eyes too soon, she glimpses a pale ghost girl beside her.
