A Duke Never Forgets

This dukes loses his memory and gains a wife.
Sebastian, the Duke of Sandridge, has been looking forward to holidaying at his cottage in Cornwall. He is disgruntled when he discovers the cottage has been rented, and he is furious when he discovers the cottage has been rented to a woman he despises.
After Genevieve's father encountered financial difficulties, her mother took Genevieve and her younger brother to Cornwall, far from their home in the Lake District. Genevieve is determined to keep her family's new home, even after a grumpy duke demands to take the cottage away from Genevieve and her mother.
Still, when Genevieve witnesses the duke have a swimming mishap, she rescues him. When the duke wakes up, he has lost his memory. Her mother quickly announces that Genevieve is married to this man. Will the duke ever know that the woman he considers his wife is not only not his wife, but a woman he has always abhorred?