In the shadow of the nation's capital, Kate Livingston's respectable life as a government worker is disrupted by an encounter with the insufferable Trevor McDonough, the one man she'd hoped never to see again. A Harvard-trained physician, Trevor never showed the tiniest flicker of interest in Kate, and business is the only reason he has sought her out now. Despite her misgivings, Kate agrees to Trevor's risky proposal to join him in his work to find a cure for tuberculosis....