The Mistress Bride

Married -- to his mistress?
The whole world was interested in Sheik Raschid Al Kadah and Evie Delahaye. Despite fierce opposition, their passionate, high-profile affair had lasted for two ecstatic years -- but soon the relationship would have to end. Raschid was expected to marry an Arabian princess, and Evie's mother was pushing her toward a member of the English aristocracy.

Time was running out, but then something drastic happened. Raschid was a man of honor, which meant he must go against his family's wishes and make Evie his bride....

[Taken from FictionDB]

English version via Renta!