In the country of Carthya, a devious nobleman engages four orphans in a brutal competition to be selected to impersonate the king's long-missing son in an effort to avoid a civil war.

In a world inspired by ancient Arabia, seventeen-year-old huntress Zafira must disguise herself as a man to seek a lost artifact that could return magic to her cursed world.

The daughter of a prominent samurai, Mariko is targeted by bandits who wish to stop her arranged marriage, a situation that compels her to infiltrate the gang, disguised as a boy, to track down the person responsible for the target on her back.

Hired by the British Secret Service to go undercover in Hitler's Germany to secure the release of a British prisoner, Maisie Dobbs is challenged by interference by the man she holds responsible for her husband's death.

After smallpox takes their parents, seventeen-year-old Camille supports herself and her sister by magically transforming herself into a baroness in the court at Versailles, then faces difficult choices as the French Revolution looms.

Tossed out of a car onto a remote highway with no memory of the past twenty-four hours, Donovan causes a fatal accident trying to flag down help and is forced to assume the dead person's identity to prove he is innocent of murder.

Li is the only human left after aliens take over the planet, but she learns to stay alive, with the help of her human-sympathizing father, by assimilating to Abdolorean society, which she must keep a secret at all costs or risk the terrifying consequences of exposure.

When spymaster Gregory Vyse, Baron Fulkham, sets out to prove that Princess Aurore of Chanay is actually Monique Servais, the mysterious actress he met three years earlier, he instead uncovers an assassination plot against her.

High school sophomore Joss Wyatt maintains several alternate, online lives--usually with a corresponding long-distance romantic relationship--until she receives anonymous messages threatening to expose all her secrets, she alienates close friends, and she has problems distinguishing reality from fantasy.

Leaving her English manor to seek support for her young son from the in-laws she has never met, a widowed war bride arrives in America only to discover that her longtime friend has been impersonating her for years.