When Louis Trevelyan was twenty-four years old, he had all the world before him where to choose; and, among other things, he chose to go to the Mandarin Islands, and there fell in love with Emily Rowley, the daughter of Sir Marmaduke, the governor. Sir Marmaduke Rowley, at this period of his life, was a respectable middle-aged public servant, in good repute, who had, however, as yet achieved for himself neither an exalted position nor a large fortune.