Dax Pelletier is ready to start a new life, far away from the one he left behind in Savannah following the South’s devastating defeat in the Civil War. The ex-Confederate general wants nothing more to do with commanding men and confronting the tough truths of leadership. Rachel Davenport possesses skills unlike those of her Boston socialite peers. Eschewing her northeastern suitors and forever changed by the violence and death she’s seen, Rachel decides to accept her uncle’s invitation to assist him at his clinic in the wild frontier of Montana.

It’s been eight years since Wyatt Bonner left Whistle Rock Ranch. After two college degrees and loads of experience helping to run his uncle’s dude ranch, he’s back and ready to take his place beside his father. Sunrise to sunset, he’s all business, hardworking, and dedicated to the family’s horse breeding operation—until Daisy Raines bursts back into his life.

Niall MacLaren is the oldest of four brothers and the undisputed leader of the family. A widower and single father, his focus is on building the MacLaren ranch into the largest and most successful in Northern Arizona. He is serious about two things - his responsibility to the family and his future marriage to the wealthy, well-connected widow who will secure his place in the territory’s destiny.

When Luke McCutcheon finds Faith Brown about to give birth in her rickety wagon, his first instincts are to ride for help. Instead, he stays and delivers a beautiful baby girl. Unable to leave the pretty young widow and her little son and newborn unprotected in the Montana wilderness, he brings them along on his family's cattle drive, to the absolute delight of the other friendly cowboys.

Jericho Coulter, the eldest of six fiercely devoted brothers, is entrusted with safeguarding his family and the secret that binds them together: the Sapphire mine. To keep tragedy from striking again, he allows no outsiders on their land. When two women stumble upon their ranch, claiming Jericho himself sent for one of them as a mail-order bride, he aims to send them straight back where they came from.