Rising Sky Ranch: Untangled Heart (5th book in the series)

After living in Emporia for five years and working for Kansas Standard Bank, Katherine Donnelly returns to her childhood home in Colby. She confronts her abandonment after a failed marriage and after her family left her broken and afraid, but what she discovers changes everything.,
At Rising Sky Ranch in the Flinthills of Kansas, Kenny Wells and his nine-year-old son continue to work the cattle and protect the tallgrass prairie. Katherine helped save the ranch from foreclosure, but none of it seemed to matter now. Katherine helped save the ranch, and now she would save herself.