Patsy Butler disappears with her date on prom night, never to return. Twenty years later, her twin sister Flannery begins to solve the mystery and uncover secrets of her small Kentucky town.

"Sage Winters always knew her sister was a little different even though they were identical twins. They loved the same things and shared a deep understanding, but Rosemary -- awake to every emotion, easily moved to joy or tears -- seemed to need more protection from the world. Six years after Rosemary's death from pneumonia, Sage, now sixteen, still misses her deeply. Their mother perished in a car crash, and Sage's stepfather, Alan, resents being...

Hazel Hughes finds romance and danger as she travels to Romania with her employer, Dr. Sam MacInnes, and her uncle, Count Petrescu, in an attempt to save her twin sister, who is slowly going mad inside the Coppergate Tower. Hazel and Sam must fight their way past vampires, clockwork beasts, and their own insecurities as they try to reach her sister in the impenetrable tower before time runs out.

"Leaving was my sister's choice. I would have to make my own. All Harriet Szász has ever known is life onstage with her sister, Josie. As "The Sisters Sweet," they pose as conjoined twins in a vaudeville act conceived of by their ambitious parents, who were once themselves theatrical stars. But after Josie exposes the family's fraud and runs away to Hollywood, Harriet must learn to live out of the spotlight--and her sister's shadow. As Josie's star...

To save her sister, who, along with her American diplomat husband and children, is trapped behind the Iron Curtain, Ruth Macallister embarks on a dangerous mission, and as the sisters race toward safety, a dogged Soviet agent forces them to make a heartbreaking choice. Autumn, 1948: Iris Digby, her American diplomat husband Sasha, and their two children vanish from London. Were they eliminated by the Soviet intelligence service? Or have the Digbys...

When her twin sister's bones are discovered interred in a vault that has not been opened since the 18th century, Serena uncovers a secret family history pointing to an impossible story that connects her to the 15th century mystery of the young Duke of York.

"Identical twin sisters Alex and Hannah are the owners of Murder and Mayhem, a mystery bookshop that sells their famous poison-themed Killer Chocolates. But now, there's a real killer in their midst. Shortly before Christmas, their septuagenarian neighbor, Jane, confides to Alex that a murderer from a true-crime show has taken up residence in the village. Unfortunately, she's also shared her suspicions with town gossip Netta. The next morning, Alex...

Cynical and insecure, Iris has long been envious of her twin sister Summer's seemingly never-ending good fortune ... including her perfect husband Adam. Called to Thailand to help her sister sail the family yacht to the Seychelles, Iris unexpectedly finds herself alone in the middle of the Indian Ocean. When she makes it to land, Iris allows herself to be swept up by Adam, who assumes that she is Summer. Now she has the golden life she's always envied,...

"For her entire life, FBI agent Atlee Pine has been searching for her twin sister, Mercy, who was abducted at the age of six and never seen again. Mercy's disappearance left behind a damaged family that later shattered beyond repair when Atlee's parents inexplicably abandoned her. Now, after a perilous investigation that nearly proved fatal, Atlee has finally discovered not only the reason behind her parents' abandonment and Mercy's kidnapping, but...

"Identical brothers Zeb and Zeke Bontrager aren't looking for love. They have their hands full with a new horse farm, a half-finished ranch house, and a wild colt, thanks to Zeke's hasty business dealings. Now Zeb must contend with Zeke's bad decisions, hidden debts, and tendency to avoid responsibility, which threaten their good standing in the Birch Creek Amish community. When a newspaper ad prompts Darla King to travel to Birch Creek in search...