The blood leaped to Mabel's temples and the fire to her eye, at the prompt seal set by the practical non-enthusiast upon the contract, but she bit her lip, and submitted after a second of thought. He owed his exemption from rebuke to her memory of his latest utterance. She could not mistake the tone of genuine feeling, and she overlooked the breach of taste that followed; treasured up the heart-saying as one of the few souvenirs she cared to preserve of his courtship. “If he is content, I need not be miserable,” was the consolatory reflection with which she took upon herself her new and binding obligations. CHAPTER VIII. -- THE FACE AT THE WINDOW. MRS. AYLETT was in her best feather that night; the suave chatelaine, the dutiful consort; the tactful warder of the interesting pair whose movements she had not ceased to watch from the moment they took their places with the party about the fire-place in the hall until she, alone of all the company, saw Herbert Dorrance draw the diamond signet from its receptacle, and the sparkle of the jewel as it slipped to its abiding-place upon Mabel's finger. Lest something unusual in their look or behavior should excite the suspicions of their companions, make them the focus of inquisitive observation and whispered remark, the diplomate passed again into the hall, sweeping along in advance of them when they deserted their curtained recess, and would have joined the rest of the company. “Are we to have no dancing this evening?” she said, in hospitable solicitude. “It wants an hour yet of supper-time. The exercise will do you all good, particularly the young ladies, who have not stirred beyond the piazzas to-day. I have been waiting for an invitation to play for you, but my desire for your welfare has overcome native humility. Will you accept my services as your musician?” The suggestion was acceded to by acclamation, and while one gentleman led her to the grand piano which stood between the front windows of the drawing-room, and another opened a music-book which she named, a set was quickly formed in the long apartment, the soberer portion of the crowd ranging themselves along the walls as lookers-on.