"Teenage hacker Emika Chen embarks on a mission to unravel a sinister plot and is forced to join forces with a shadowy organization known as the Blackcoats"--

Jessie Archer is a member of the Athena Protocol, an elite organization of female spies who enact vigilante justice around the world. Athena operatives are never supposed to shoot to kill--so when Jessie can't stop herself from pulling the trigger, she gets kicked out of the organization, right before a huge mission to take down a human trafficker in Belgrade. Jessie needs to right her wrong and prove herself, so she starts her own investigation into...

After the death of the uncle who had been his guardian, fourteen-year-old Alex Rider is coerced to continue his uncle's dangerous work for Britain's intelligence agency, MI6.

In her alternate England of 1851, while taking her friend Sidheag by train to her werewolf pack in Scotland, sixteen-year-old Sophronia uncovers a plot that threatens to dissolve all of London into chaos and must decide where her loyalties lie once and for all.

"Germany, 1939. After her mother is shot at a checkpoint, fifteen-year-old Sarah, finds herself on the run from a government that wants to see her, along with every other Jew, dead. Then she meets a mysterious man who needs Sarah to pull off a spy mission he can't attempt on his own: infiltrate a boarding school attended by the daughters of Nazi top brass, befriend the girl whose father is a high-ranking scientist, and find the blueprints to a bomb...

Fifteen-year-old MI6 agent Alex Rider travels around the world on a dangerous mission to destroy the deadly terrorist organization, Scorpia, once and for all.

1776. A shipwreck off her home in Grand Bahama Island presents an unthinkable opportunity for Frannie Tasker to escape her brutal stepfather. Assuming the identity of drowned Emmeline Coates, Frannie is rescued by a British merchant ship and sails with the crew to New York. For the next three years, Frannie lives a lie as Miss Coates, swept up in a courtship by a dashing British lieutenant. But after witnessing the darker side of the war, she realizes...

While working with the Australian Secret Service on a dangerous mission, teenaged spy Alex Rider uncovers information about his parents.

As a sophomore at a secret spy school and the daughter of a former CIA operative, Cammie is sheltered from "normal teenage life" until she meets a local boy while on a class surveillance mission.