The Jewels of Texas Pearl Jewel Was About To Teach A Lonely Cowboy A Lesson In Love Cal McCade's world was the open range with no one but himself and his haunted past for company.It was the life of a man with no ties - and he liked it that way, until Pearl, a cultured beauty fresh from Boston with proper manners and fiery kisses, gave him a taste of something he could never have.Diamond, Pearl, Jade and Ruby. The Jewels of Texas. Four sisters as wild and vibrant as the untamed land they're fighting to protect.