Stubborn cowgirl Colby Jansen has spent five years toiling to maintain the ranch her stepfather willed to her and her step-siblings. But suddenly her stepfather's family appears from Brazil to take custody of Colby's sister and brother, with the aid of the powerful De La Cruz brothers. Colby doesn't trust Rafael De La Cruz, but she can't deny her attraction to him. For his part, Rafael is determined to make Colby his lifemate before it's too late.