Mr. E is a substitute teacher who is a handsome man in a suit who speaks in a gruff and detached monotone similar to that of Joe Friday from Dragnet or an American version of James Bond. He never divulges information except that he previously taught in the former Yugoslavia and in the Bronx. He won’t reveal what the “E” stands for and his name is likely an alias as it’s an obvious pun on “mystery.” The popular girls at the school find him “dreamy.” It’s likely Mr. E is a government agent or spy