Lady In Need Of An Heir by Louise Allen

Gabrielle Frost knows that marrying any man would mean handing over control of her beloved family vineyard in Portugal to her new husband. She won't take that risk. But she needs an heir! So when Nathaniel Graystone, Earl of Leybourne, arrives to escort her to London, Gabrielle wonders – what if this former soldier, with his courage, strength, and dangerous air, could be the one to father her child?