Shut Up and Kiss Me (Stallion Pass #4)
Sara Orwig

A man, a woman...a baby?
Colonel Mike Remington wasn't a man who backed away from a challenge. But the tough, combat-hardened Special Forces officer knew he was way out of his league when he cradled an adorable baby in his arms--and an elegant, enticing lady lawyer told him he was the little girl's brand-new "daddy"....
The only solution to his sudden baby problem was marriage--in name only--to the lady lawyer herself. But the more time he spent on a secluded Texas ranch with the beautiful, sensual Savannah Clay--and the more "innocent" kisses they shared--the more he ached to see this make-believe marriage turn into the real deal....