The Substitute

Lou Jennings, a high school English teacher in the quaint Illinois town of Amber Hill, is struck down with the flu shortly before Thanksgiving. She spends the next few days in bed, cared for by her attentive husband Derek and their two kids, Ben and Ruth.

Upon returning to school, Lou finds a substitute teacher called Evelyn Sparrow holding the fort - as all good substitutes should do - except now, no-one remembers who Lou is. The students, the teachers, everyone in school. As far as they're...