Regency Secrets: Breaking The Marriage Rules - Beguiling the Duke (Breaking the Marriage Rules) / Awakening the Duchess

Surrendering to their chemistry Penniless Rosie will do anything for her friend. She'll even save her from a marriage of convenience with a stuffy Englishman by posing as her at his house party! But her plan to put off the Duke backfires spectacularly, because beneath his stiff formality is a hard-working and amusing man. Too late Rosie finds she's falling for Alexander-only he has no idea who she really is..If Oliver Huntsbury, Duke of Somerfeld, hadn't burst into Arabella van Haven's backstage dressing room, her father would not have been able to blackmail them into marriage.
Arabella is determined to be a wife in name only; their marriage unconsummated. But once alone together, she knows this experienced, seductive, charming man could undermine her resolve so easily.