Newly graduated veterinarian, Kira McGovern, must find a permanent job and residence within three months in order to adopt her orphaned infant niece. A cattle rancher offers her a win or lose opportunity, but his sexy, distracting son plans to make sure she fails. Holt Crockett is one of the rancher's sons, and has been determined since he was thirteen that he would someday own the entire Crockett ranch. But a mysterious disease is ravaging their cattle and Holt must beat Kira to the diagnosis to get what he wants.