For him, it was a marriage of convenience.
For her, it was an act of revenge!

When Justin Hart, the handsome Duke of Haverleigh, beds a masked woman at a brothel, he has no idea she is the girl he is meant to marry. Behind the mask is Sabelle Corstairs, an exquisite and tempestuous heiress with a mysterious mission she will stop at nothing to protect - even if it means having to disguise herself as a prostitute.

Humiliated by the Duke's rough treatment of her, Sabelle vows she will find a way to get even. Yet, in the arrogant Duke, the fiery heiress may have met her match.

As Sabelle's secret mission takes on a deadly seriousness, the two are swept from the drawing rooms of magnificent London townhouses into the dangerous world of the city's underground. Tempers flare, but sparks of anger turn to passion...Still Sabelle swears Justin's caresses may inflame her body, but her heart will never be his...