The Rags-to-Riches Governess: A Cinderella Regency Romance (Lady Tregowan's Will #1)
Janice Preston

…to wealthy heiress
Governess Leah Thame learns she’s inherited a fortune the day her employer, the enigmatic Earl of Dolphinstone, returns from abroad. They share an instant connection, but in order to claim her inheritance, Leah must resign and find a husband. The guarded widower offers a convenient marriage to stop her leaving, but Leah refuses. She won’t marry the man who’s captured her heart unless there’s a chance of her love being returned…