For My Lady's Heart

Description for FOR MY LADY'S HEART by Laura Kinsale:

The beautiful and mysterious princess came to the young knight's rescue -- and bestowed upon him two precious emeralds. From that day, she was his sworn lady...

Though Melanthe had saved the handsome Englishman, she could not save herself. She was a pawn in a court of intrigue and secrets. But the man she had saved would return for her -- as the legendary Green Knight. He would take up his sword for her honor -- and risk his life for the love that burned between them...

This is #1 in Medieval Hearts Series.