In this dramatic two-hour episode, Charles takes Mary to an eye specialist when she begins to experience difficulty seeing. He is devastated to learn that she will most certainly lose her sight and for a while cannot bring himself to tell her the truth about her condition. When Mary does go blind, Charles and Caroline decide it would be best for her to attend a special school in Iowa. Although reluctant to participate and learn in the beginning, Mary deveops a special bond with her teacher, Adam Kendall. Approx. 95 minutes.