The Earl's Untouched Bride (Harlequin Historical Series)

Fearing a forced betrothal with a man known for his cruelty, Heloise Bergeron throws herself on the mercy of Charles Fawley, Earl of Walton. He believes himself attracted to her younger, beautiful sister, so what is he doing entertaining thoughts of marriage to the plain, quiet Heloise? But marry her he does.

Returning to England with a convenient wife, who inspires a very inconvenient desire, Charles is about to discover just how untouched his French bride really is....