For months, Summer is trapped in a cellar with the man who took her and three other girls: Rose, Poppy, and Violet.

Polly McClusky is eleven years old - too old for the teddy bear she carries with her everywhere - when she is unexpectedly reunited with her father, Nate, fresh out of jail. He takes her from the front of her school into a world of robbery, violence, and the constant threat of death. And he does it to save her life. Nate made dangerous enemies in prison: a gang called Aryan Steel has put out a bounty on his head, counting on its members on the outside...

Kestra Dallisor has spent the last three years in exile, but that does not stop her from being drawn back into the web of her father's dangerous politics. He's second-in-command to the despotic and seemingly immortal king, Lord Endrick. With his arsenal of Ironheart soldiers and vicious condors, Endrick rules the land of Antora with a cruel and bloody fist. Her father's position makes Kestra a valuable bargaining chip, which a group of rebels understands...

Sixteen-year-old Tom Cavanagh--a survivor of past trauma who suffers from anxiety--befriends Alice, a new girl at his school and the former inhabitant of his home, hoping to rescue her from the secrets she seems to be concealing. Tom's family have moved into their dream home, but soon he notices that something is very wrong: there are strange messages written on the wall and locks on the bedroom doors. On the outside. The previous owners have moved...

In Piper's hometown, teenagers keep disappearing, and everyone assumes they're just a bunch of runaways. But when yet another person disappears, Piper and her best friend Hazel suspect something more sinister is going on. So they decide to investigate, determined to learn the truth. Their search for answers leads them to the source of the missing people...and their captors. Piper and Hazel suddenly find themselves locked away in a secluded building...

Sixteen-year-old Gemma, a British city-dweller, is abducted while on vacation with her parents and taken to the Australian outback, where she soon realizes that escape attempts are futile, and in time she learns that her captor is not as despicable as she first believed.