"Erin loves her new home in the country. She has a big bedroom that overlooks a beautiful garden, and there's even a treehouse in the backyard. Everything is perfect . . . except for the ghost. At first, the ghost is nothing more than a nuisance, pulling Erin's hair, coloring on the walls, and getting Erin into heaps of trouble with her parents. But things become even stranger when Erin starts losing her memory. Sometimes it's only for a few minutes,...

"Iris and Vivi work to uncover their dark, dangerous, and possibly magical past when their older sister Grey goes missing"--

"Chase has been reunited with his younger sister, Lilli. He doesn't remember his past, but Lilli does--she remembers their parents, and life before their planet was destroyed"--

Waking up after a week-long coma to discover that she has lost the last four years of her memory, Olivia bonds with the jaded young man who saved her life and resists the advances of friends she believes are keeping secrets from her.

Fifteen-year-old Mara is heartbroken when her relationship with Nico, deemed toxic by friends, abruptly ends; however, when an amnesic Nico is found at sea, seemingly a new person, Mara is caught between a second chance at love and helping Nico recover her past.

Time is short, but eighteen-year-old Charlie West has one last chance to stop the Homelanders from attacking when he finally gets back enough of his memory to realize when the terrorists are going to strike next.

"Pawns in a millennia-old struggle, the young people known only as the Birthday Children were genetically engineered to survive on the planet Omeyocan--but they were never meant to live there. They were made to be "overwritten," their minds wiped and replaced by the consciousnesses of the monsters who created them. Em changed all of that. She unified her people and led a revolt against their creators. Em and her friends escaped an ancient ghost ship...

The first person to cross the barrier that protects Arclight from the Fade, teenaged Marina has no memory when she is rescued but when one of the Fade infiltrates Arclight, she recognizes it and begins to unlock secrets she never knew she had.

When twelve-year-old Lexi wakes up in the middle of a forest with no memory of her name or anything else, she slowly reconstructs her forgotten life with the help of some shelter workers, an ex-boxer, and her long-lost grandmother.