One day, totally out of the blue, the homeless man glanced up at Sydney and said he thought he recognized her. Sydney said she saw him all the time here at the diner. “No,” the man said, “from before.” Sydney explained she’d been out of town for a long time. The man just said “Oh,” and wandered off. Did this man know more about Sydney’s life than she realized? Did he know things about her past that she had never told him?