The Sunne in Gold by Nene Adams

The courageous and lusty Lady Cathelin O'Cameron - known to the English as the awesome knight Blacksunne - returns boldly home from the Crusades only to discover that her family's estate of Inishowen has been usurped by a traitor. Triumphing over her enemies, the fierce Irish warrior who has never known defeat in battle surrenders her heart to a beautiful Muslim slave-girl, though her own soul is scarred deeply by a horrific wounding from the past. Dark family intrigue and jealous envy will try and tear them apart but the greatest threat comes from within. Madrigal harbors many secrets; the one closest to her heart will either bring these women together forever or rend their love asunder in a blaze of obsessive madness and murderous intent. Don't deny yourself the pleasure of the captivating adventure, heart-stopping suspense and unforgettable romance that is... The Sunne in Gold.