The Children's Hour 

Karen and Martha, two best friends who run a boarding school for young girls, see their lives destroyed by a cruel lie. When Mary, a manipulative student, spreads a rumor that they are involved in an illicit relationship, the entire town turns against them. With social pressures crushing her, Karen's engagement breaks down, and Martha falls into despair. A moving drama about how dangerous lies are—and how even the truth can be deadly.