Christmas Keys Summary

On Christmas Eve morning, Caroline gets a phone call from the Professor asking to have the kids from The Egypt Game gather at Caroline's apartment after dinner that day so that he can see them. The Professor tells the Egypt gang the story of his life, how he lost his wife, that he couldn't bear to live in the house they shared, and how he eventually came to live in the store that Anne had bought just prior to her death.

The Professor tells the kids that, after he had been suspected of the neighborhood girl's murderer, he had fewer and fewer customers, which gave him more time to watch their game. He apologizes for spying on them but found the game most interesting. Then the Professor makes a startling admission. He is the one who wrote the answer to the...