Sixteen-year-old Thomas wakes up with no memory in the middle of a maze and realizes he must work with the community in which he finds himself if he is to escape.

A young woman awakes trapped in an enclosed space. She has no idea who she is or how she got there. With only her instincts to guide her, she escapes her own confinement -- and finds she's not alone. She frees the others in the room and leads them into a corridor filled with the remains of a war long past. The farther these survivors travel, the worse are the horrors they confront. And as they slowly come to understand what this prison is, they realize...

As eighteen-year-old Charlie West continues to elude the law and the group of terrorists looking for him, he tries to remember what happened a year ago and find out who has framed him so he can clear his name.

The underground city of New Canaan is safe from the Forgetting which afflicts Canaan above ground, but in her rigidly controlled and repressive city eighteen-year-old Samara, one of the Knowing, is plagued by her memory of the horrors she has seen, and determined to seek answers in the cursed city above--where she will find Beckett Rodriguez and his parents, on a mission from Earth to study the lost colony.

After Claire wakes up alone on a mountain with no memory of how she got there, she learns her best friend Kat and Kat's boyfriend are missing and Kat's past is full of secrets.

Seventeen-year-old Sam seems to have everything until she and her best friend, Cassie, disappear one night and now Sam has returned with amnesia, striving to be a much better person and aware that her not remembering may be the only thing keeping Sam alive.

High school student Charlie West awakens bloody and bruised in a concrete bunker, only to discover that he has lost a year of his life and remembers nothing about escaping from prison after being convicted of murdering his former best friend, or why he is being pursued by both the law and a group of terrorists trying to bring down the government of the United States.

When Blue Owens wakes up with the overwhelming feeling that something is wrong with her memory, she meets Adam Mendoza, who explains that she paid to have her unpleasant memories erased in order to "start over"--and that begins Blue's journey to recover her memories and understand the truth of why she felt the need to lose them in the first place.

After battling the villainous Lokesh, Kelsey and the Indian princes Ren and Kishan return to India, where Kelsey learns that Ren has amnesia, and five cunning dragons try to keep the trio from breaking the curse that binds them.

Kelsey, Ren, and Kishan race against time and the evil sorcerer Lokesh on the Andaman Islands in the Bay of Bengal as they seek Durga's final gift, the Rope of Fire, that will finally break the tiger's curse.