Emma Lovett leaves her philandering husband and crosses the country to begin her teaching career at a high school in Pinewood, Colorado.There, she meets Leslie Parker, a fellow teacher given to quoting Shakespeare to fit all situations, and the two become fast friends.

Arriving at work early one morning, Emma discovers the body of the school custodian, a man who reminds her of her late father. When the police struggle to find the killer, the ladies decide to help solve the murder. Their efforts lead them to a myriad of suspects: the schizophrenic librarian, the crude football coach, the mysterious social studies teacher, and even Emma's new love interest.

As Emma Lovett discovers the perils of teaching high school, she and Leslie learn more than they ever wanted to know about the reasons people kill.