A popular and beloved teacher, Mr. McMahon, has a heart attack and dies at school. A close friend of the deceased, Principal Harper overcomes his own grief to help his students cope with the loss. To make matters worse, it appears that McMahon had been having an affair with a female senior, Karen Fitzgerald. While Harper struggles to deal with the incident's aftermath and maintain status quo, the students and faculty begin to fall apart. A defiant pupil, Webster, spits on Lauren and she vows to have him expelled. The case becomes more complex, however, when Harper learns that Webster was close to Mr. McMahon and is extremely upset over his death.