In 1870, Mariah Stover is left for dead and with no memory when the Deadeye Gang robs the stagecoach she's on, killing her father and brother. As she takes over her father's blacksmith business and attempts to move forward, the old-fashioned townspeople meet her new occupation with disdain.

For Havyn Powell, growing up on her grandfather Chuck Bondrant's dairy outside the 1904 gold-rush boomtown of Nome, Alaska, offered all she needed. She had the love of her mother, two sisters, and grandfather. But now, at 23, Havyn realizes the stability of her life may soon vanish. Havyn is determined to find a way to keep the family together, but her grandfather's health is declining and everyone seems to be holding secrets from each other, including the handsome, dark-haired stranger who recently arrived.

After witnessing a wrongful conviction as a young girl, Rebecca Whitman—the first female court reporter in Montana—is now determined to defend the innocent. During a murder trial, something doesn't sit well with her about the case, but no one except the handsome new Carnegie librarian will listen to her.

Allan Brennan travels to the Curry Hotel to be an apprentice of a seasoned Alaska mountain guide. Ever since his father's death climbing Mt. McKinley, he's worked to earn enough money to make the trek to the Alaska territory himself. His father's partner blames their guide for the death of his father, but Allan wants to find the truth for himself. He finds an unlikely ally in Cassidy, and as the two begin to look into the mystery, they suddenly find that things are much less clear and much more dangerous.

Gwyn Hillerman acts as a nurse at her father's medical practice in 1935 rural Alaska. Her family life has been rough ever since her mother, hating Alaska, took Gwyn's younger sister back to Chicago to live. Dr. Jeremiah Vaughan finds his life suddenly turned upside down when his medical license is stripped away after he loses an affluent patient. In a snowball effect, he then loses his engagement to Gwyn's sister, Sophia. When the government decides to send a group of families to Alaska in hopes of making a better life, Dr. Hillerman sends a letter urging Jeremiah to join his practice.

Anna Lakeman has spent her life working alongside her paleontologist father, drawing intricate sketches at every dig. When they find dinosaur bones near their home in Wyoming Territory, they're given the opportunity of a lifetime and are swiftly caught up in the competitive era of the Bone Wars. But after her father becomes sick and Joshua Ziegler, an old beau, returns for the summer, Anna's world is upended, and the practical, orderly life she has made for herself shatters.

Beauty has been nothing but a curse to Penelope Snow. When she becomes a personal maid for a famous actress whose troupe is leaving Chicago to tour the West, she hides her figure beneath shapeless dresses and keeps her head down. But she still manages to attract the wrong attention, leaving her prospects in tatters—and her jealous mistress plotting her demise.

Miss Gwendolyn Brinley accepted a temporary paid companion position for the Newport summer season, believing it would be a lark to spend the summer in America's most exclusive town. She suddenly finds her summer turning anything but amusing when her employer expects her to take over responsibilities as an assistant matchmaker. Tasked with the daunting prospect of attaining advantageous matches for her clients, Gwendolyn soon finds herself in the company of Mr. Walter Townsend, the catch of the Season, but a gentleman Gwendolyn finds beyond annoying.

After years away, Astrid Nilsson has returned home to Colorado, hoping to become Fairplay’s second doctor...and to find healing for her reoccurring consumption. Spirited and independent, Astrid doesn’t want her illness to be a burden to those she loves, so she has resisted getting serious about any man.

In 1837, Juniper Collins and her sisters are shocked by their father's final request in his will for a special set of beads to be returned to a Piegan Blackfoot woman he credits with saving his life during his travels west. Together, the sisters set out for the trapper rendezvous to find the woman, but their mission turns more daunting when they come upon the mass of men and lodges spread out in the Green River Valley.

Larkspur Nielsen is ready for a change. Her parents have passed on, and her older brother is successfully running the family business. She bristles at the small-mindedness that permeates life in her small Ohio community, and she sees little chance of a satisfying future there. She has a little money saved, and after turning the tables on a crooked gambler who had fleeced several locals, including her younger brother, she can stake a new start for herself and her three sisters.

When their father's death leaves them impoverished, Sarah Summers and her genteel sisters fear they will be forced to sell the house and separate to earn livelihoods as governesses or companions. Determined to stay together, Sarah convinces them to open their seaside home to guests to make ends meet and provide for their ailing mother. Instead of the elderly invalids they expect to receive, however, they find themselves hosting eligible gentlemen. Sarah is soon torn between a growing attraction to a mysterious Scottish widower and duty to her family.

Left with an estate on the brink of bankruptcy after their father's death, Lady Marigold Fairfax and her brother open a private investigation firm marketed to the elite . . . to spy on the elite. Dubbed The Imposters, Ltd., their anonymous group soon becomes the go-to for the crème of society when they want answers delivered surreptitiously. But the many secrets Marigold learns about her peers pale in comparison to her shock when she and her brother are hired to investigate her best friend's father as a potential traitor.

Haunted by the horrors of war, ex-cavalry officer Matthew Hanger leads a band of mercenaries known as Hanger's Horsemen who have become legends in 1890s Texas. They defend the innocent and obtain justice for the oppressed. But when a rustler's bullet leaves one of them at death's door, they're the ones in need of saving. Dr. Josephine Burkett is used to men taking one look at her skirts and discounting her medical skills. What she's not used to is having a man change his mind in a heartbeat and offer to assist her in surgery.

Claire Powell’s life is turned upside down when her beloved husband admits to a “near affair.” But when Stephen accepts a partnership with an Atlanta law firm without consulting her and buys a historic Southern home sight-unseen―it pushes their already-fractured marriage to the breaking point. Claire’s world spirals, and she soon finds herself in a marriage she no longer wants, in a house she never asked for.