Pretty Maud is well liked by her mistress, who took her, while quite young, into her service, and, consequently, has almost brought her up. She is betrothed to a marine officer who has just returned from a long voyage. Proud of him, Maud introduces him to her masters and they spend the evening together. Maud’s master has remained at the club very late and is followed home by tramps. In crossing his park, he thinks he hears footsteps following him. He turns several times. Excited he loads his revolver. He notices a shadow. In his fright he fires. The man falls. He hears a cry from his wife and Maud. It is her lover, who has just been shot. He seems dead. The unfortunate man is in despair. He has the wounded man carried to his home and calls for a doctor. The young man has lost a lot of blood, and is very weak. It is necessary a strong man should give him some of his blood. The master who cannot forget his terrible mistake, even at the cost of his own life, will make it good. He is willing to give his blood to save his victim. Owing to his generous offer, the young marine officer is saved. Maud and her lover will know how to appreciate what the master has done for them.