Tracy Anne Warren 
His Favourite Mistress: A Rouge Regency Romance 

Vivacious Gabriella St. George is penniless yet proud. Thanks to the benevolence of a generous relative, she gets a chance for a new life in London, never dreaming that it will entangle her in a sensual battle of wills with an irresistible rogue who doesn”t believe in love. With one scorching caress, Anthony Black invites Gabriella to share his bed. But she wants his heart and his name, so the determined beauty embarks on a daring game of seduction to win both.
Part three of Tracy Anne Warren”s Mistress trilogy. Other titles in this series are: My Fair Mistress and The Accidental Mistress.
Rouge Romance – your first stop for romance books