Lily had a habit of going on a stroll after eating.

Mrs. Lewis looked at Duncan.

Duncan and his three brothers were talking about the recent trends in the stock market.

He did not notice the conversation between Lily and his mother, much less his mother staring at him.

It was his second brother who noticed first. He nudged Duncan and whispered, “Mom is looking at you. I think she wants you to do something.”

Duncan turned to look at his mother and smiled. “What’s up, Mom?”

Why was she looki