Hidden Fires by Sandra Brown

Back in print after 12 years, here is a rare historical romance from the bestselling author of Where There's Smoke. In 1800s Texas, a wealthy matriarch makes a scandalous offer to a preacher's daughter: to marry, in name only, her rebellious son. Now, embroiled in a nightmare of distrust and betrayal, the innocent young lady must try to melt the ice of hatred around the playboy's heart.