A rivalry forms between two teachers who are polar opposites: a strict, old-fashioned by-the-book instructor and his cheerful young counterpart interested in social media.
There isn't much crime in Stoneleigh, Massachusetts, a college town, a mountain getaway for the quietly rich. So when Edward Inman, owner of Stoneleigh Sentinel security, gets a late-night alarm from the home of one of his wealthiest cli…