Impersonating her twin sister, Allison Leamon falls in love with Annie's fiancé's best friend.

A leading scientist at EchoEnergy, a company seeking a clean, alternative energy source, Sabrina Galloway makes the alarming discovery that an unknown saboteur has tampered with the production process, and risks her life to uncover the truth about a deadly conspiracy.

Hedy Kiesler is lucky. Her beauty leads to a starring role in a controversial film and marriage to a powerful Austrian arms dealer, allowing her to evade Nazi persecution despite her Jewish heritage. But Hedy is also intelligent. At lavish Vienna dinner parties, she overhears the Third Reich's plans. One night in 1937, desperate to escape her controlling husband and the rise of the Nazis, she disguises herself and flees her husband's castle. She lands...

"Inside a barn in Ann Arbor, Michigan, a scientist searching for an Alzheimer's cure throws a switch--and finds herself mysteriously transported into her husband's body. What begins as a botched experiment will change her life--and the world--forever. Over two decades later, all across the planet, 'flash' technology allows individuals the ability to transfer their consciousness into other bodies for specified periods, paid, registered and legal. Society...

A brilliant and beautiful scientist and a mysterious special ops soldier must lead a team deep into the Earth on a desperate hunt for the cure to a deadly epidemic.

"The ultimate cure that could heal any disease? Crazy.That's exactly what research scientist Marian Creighton has always believed about her father's quest, even if it does stem from a desire to save her sister Ellen from the genetic disease that stole their mother from them. But when her father falls into a coma after drinking a vial of holy water believed to contain traces of residue from the Tree of Life, Marian must question all of her assumptions....

"When an alien creature menaces two scientists marooned on a desert island, Rose, who has lost her memory, must rely on Thomas, though his behavior is suspicious. In California, Kailey is pressed into a life of crime by her corrosive lover, following a psychologically abusive past. As each woman faces invaders of different sorts, the questions mount. What is their underlying connection? What is Thomas trying to hide? And when will the beast strike...

In Oklahoma, a woman scientist on the verge of a medical breakthrough in genetics becomes the target of a hired assassin. She is Kate Denby, a single mother in her thirties, and the incident leads to her becoming involved romantically with two men. One is a fellow scientist who spirits her away where she can continue her research, the other is the mercenary protecting them.

"When Dr. Emma Sweeney stumbles across the victim of a hit-and-run outside Galway University early one morning, she calls her boyfriend, Detective Cormac Reilly, bringing him first to the scene of a murder that would otherwise never have been assigned to him. The dead girl is carrying an ID that will put this crime at the center of a scandal--her card identifies her as Carline Darcy, heir apparent to Darcy Therapeutics, Ireland's most successful pharmaceutical...