ever knew, though Mrs. Medlock nearly found me out. I lost my way when I was coming back and I stopped at the end of your corridor. That was the second time I heard you crying."
Colin started up on his sofa.
"A hundred rooms no one goes into," he said. "It sounds almost like a secret garden. Suppose we go and look at them. You could wheel me in my chair and nobody would know where we went."
"That's what I was thinking," said Mary. "No one would dare to follow us. There are galleries where you could run. We could do our exercises. There is a little Indian room where there is a cabinet full of ivory elephants. There are all sorts of rooms."
"Ring the bell," said Colin.
When the nurse came in he gave his orders.
"I want my chair," he said. "Miss Mary and I are going to look at the part of the house which is not used. John can push me as far as the picture-gallery because there are some stairs. Then he must go away and leave us alone until I send for him again."
Rainy days lost their terrors that morning. When the footman had wheeled the chair into the picture-gallery and left the two together in obedience to orders, Colin and Mary looked at each
