Rosie Turner's Contrary Nature (Pemberley: The Next Generation Book 5)

The Earl of Cheshire is determined that his great-niece will have a London season, during the course of which she is expected to choose a suitable husband. But Rosie Turner, Kitty’s daughter, is equally determined to follow her heart. Battle lines are drawn between the taciturn earl and a young lady who knows her own mind.
The handsome and mysterious Hal Lyndon is employed by Mr. Darcy to design new cottages for his estate workers. Rosie helps to reunite him with a beautiful Cornishwoman employed as a governess in a house close to Pemberley. When the earl puts in an unexpected appearance in Derbyshire, Hal offers to repay Rosie by posing as her paramour. But the earl now has someone else in mind for Rosie…a man who will go to any lengths to take possession of her dowry.
Rosie has fallen in love with Hal, but he is committed to his mysterious Cornishwoman.
Who is she, what is she to Hal, and will Rosie achieve her heart’s desire…