Smart and tough, John Harper, the farm boy from Morayshire is a perfect Bobby for the unforgiving streets of 1890’s Edinburgh. He’s a family man showing great promise. If he offers commitment, Inspector Brodie will help open doors for him . . . but Harper’s prodigiously talented wife, Hannah faces a future framed by inoperable cancer. In desperation he finds a way of saving Hannah from illness but can he save her from scientific distortions and drug company vested interests - or himself from accusations of corruption?