Sensible Kevin O’Rourke does not believe in ghosts, in love at first sight, or in the happily-ever-after type of love. Instead, he is convinced only hard work, dedication to family, and self-sacrifice will bring contentment. When he meets Aileen O’Keefe on the steamboat trip from Saint Louis to Fort Benton, Montana Territory, his world is turned upside down as quickly as she nearly tumbles into the Missouri River. After spending a few moments in her company, he knows his life will never be the same.

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.

Eireann is the last survivor of her family after the Civil War. The war has been over for almost two years and there has been no word of her fiancé, Callen McKeegan. Anxious, she writes to his family in Montana and is promptly sent the means for her to travel to them. They too have been waiting for news about Callen.

Jayson McBride loses a bet and loses big, and ends up with a commercial shoot on his ranch for a women’s clothing line. Before he can come to terms with city folk leaving gates open and disrupting his operation, he meets Celine, the woman who runs the show. Damned if she doesn’t piss him off then impress him five minutes later. Celine Northland is a fashion designer with a dynamic new line of clothing - she needs this launch to save her company. She has involved investors, crowd funding, and every other trick up the sleeve she can come up with.

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.