Bonnington and Warrow's Relationships

Air Cube Poiro meets up with his friends again on the tube. They tell him about a man who has been coming to their restaurant for nearly 10 years, but no one knows his name or where he lives. He ordered thick tomato, tomato, soup, beef steak and kidney pudding and blackberry tart last week. Seems as though he just didn't notice what he was ordering; Warrow finds it 'fascinating'