A narrow border of shadow ran along the road, which was broad enough for two, but not broad enough for three. St. John therefore dropped a little behind the pair, and the distance between them increased by degrees. Walking with a view to digestion, and with one eye upon his watch, he looked from time to time at the pair in front of him. They seemed to be so happy, so intimate, although they were walking side by side much as other people walk. They turned slightly toward each other now and then, and said something which he thought must be something very private.