A group of high school/university students are staying in an abandoned insane asylum as part of a school project field trip, which turns out to be haunted by the tormented spirits of it's previous inhabitants.
A bunch of students get summoned at night in college by its professor to make the final presentation of the semester, little they know that a serial killer will be there too making them disappear one by one.
A group of high schooluniversity students...
A bunch of students get summoned...