In post-World War I England, eleven-year-old Triss nearly drowns in a millpond known as "The Grimmer" and emerges with memory gaps, aware that something's terribly wrong, and to try to set things right, she must meet a twisted architect who has designs on her family.

What if everything you remember is a lie? Freya Izquierdo and Fletcher Cohen believe they're done with top-secret memory knifing. After successfully hacking a terrorist's memories and foiling the Memory Ghosts' next attack, they spend their school break intending to clear Fletcher's dad of being accused of colluding with the radical group. Exposing the truth should be straightforward, if not easy. But Fletcher's house is robbed, and Freya makes a...

When suicide becomes a worldwide epidemic, the only known cure is The Program, a treatment in which painful memories are erased, a fate worse than death to seventeen-year-old Sloane who knows that The Program will steal memories of her dead brother and boyfriend.

A girl who has been held in an experimental medical facility to remove the memories that gave her post-traumatic stress disorder begins to recover her memory after fleeing mercenaries sent to eliminate her.

"Seventeen-year-old Addie struggles to retrieve her lost memories and makes a startling discovery that challenges everything she's ever known about herself, her family, and her world"--

"Seventeen-year-old Cardinal has escaped the virus that ravaged his town, leaving its victims alive but without their memories"--

After the mysterious death of her father and a sudden move back to her native Canada in 1985, sixteen-year-old Freya feels distant and disoriented until she meets Garren and begins remembering their shared past, despite the efforts of some powerful people to keep them from learning the truth.

Now firmly on the side of the Coracks, sixteen-year-old Kestra Dallisor plans to use the magic Olden Blade to kill the evil Lord Endrick, but when she fails, Endrick turns her into one of his Ironheart soldiers, without any memory of her rebellion, and bound to obey him, his spy within the Coracks; the rebel Simon is desperate to return her to the Kestra he loves, but he is reluctant to use the magic that might heal (or destroy) her--and neither Simon...

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.

Seventeen-year-old Quinn provides closure to grieving families by taking on the short-term role of a deceased loved one, until huge secrets come to the surface about Quinn's own past.