Texas Secrets - The Gallaghers of Morning Star, #1

He returns to the only home he's ever known only to find that the ranch has been willed to a stranger who doesn't want it--and he must keep her there for thirty days, or it will be lost to them both. Up-and-coming chef Maddie Collins finds out that her father's life was a lie when she is bequeathed a family homeplace she never knew existed-by the husband of the only woman her father ever loved. A former SEAL, rugged cowboy Boone Gallagher arrives back in Texas to discover that the father who drove him away has struck one last blow.
The only place he's ever thought of as home now belongs to a woman who doesn't want it, and he must keep her there for thirty days-or it will be lost to them both.