Those lonely bad girls and boys.

A high school substitute English teacher resorts to murder to protect her murderous dark past while seducing a student who begins to suspect her true identity.

Michael Harding returns home from military school to find his mother, Susan, happily in love and living with her new boyfriend, David. As the two men get to know each other, he becomes more and more suspicious of the man who is always there to help.

An extremely successful dentist goes off the deep end after he catches his wife cheating on him.

Dr. Caine, the murdering dentist from the original movie, has escaped from the mental hospital where he has been since being caught. Hoping to resume a normal life, he makes his way to a quiet Midwestern town under a false name and takes on the responsibilities of the town dentist Things are starting to look up for Caine, until the day when he catches his new love in the arms of someone else. Just as in the first movie, this sends him back over the edge and into another homicidal rampage, with his unfortunate patients bearing the brunt of his hostility.

A socially awkward veterinary assistant with a lazy eye and obsession with perfection descends into depravity after developing a crush on a boy with perfect hands.

Spiker is a pink-eyed albino serial killer who slashes his victims with railroad spikes and buries the bodies under train tracks. He escapes from an asylum and returns to the small town he terrorized years before.