Sisters Silla, seventeen, and Nori, four, are trapped in their aunt's cursed manor and can only escape with the help of a mysterious boy.

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.

"Astrid struggles with a shameful secret, Ling discovers courage in a prison camp, and Serafina lines up allies to help fight the final battle for her underwater realm"--

"Copper Inskeep holds Windydown Vale's deepest and darkest secret: he is the ghoul that haunts the Vale, donning a gruesome costume to scare travelers and townsfolk away from the dangers of the surrounding swamps. When a terrified girl claims she and her father were attacked by a creature--one that could not have been Copper--it threatens not just Copper's secret, but the fate of all Windydown"--

"With new threats looming, Adelina's forced to revisit old wounds, putting not only herself at risk, but every Elite and the very world they live in"--

Having grown up in a California commune, Bliss sees her aloof grandmother's Atlanta world as a foreign country, but she is determined to be nice as a freshman at an elite high school, which makes her the perfect target for Sandy, a girl obsessed with the occult.

Twelve-year-old Franny Whitekraft lives quietly with her adopted parents on a farm on Vancouver Island until the spring of 1945 when the three Madden children move in, UFOs and ghosts appear, an important military airplane disappears, and wishes made in Old Tom's forbidden night garden will hopefully get everyone out of trouble.

"When the missing button for their new apartment building's thirteenth floor suddenly appears, identical twins Mal and Colm are pulled into an eerie adventure in an parallel dimension"--

What if you aren't the Chosen One? The one who's supposed to fight the zombies, or the soul-eating ghosts, or whatever the heck this new thing is, with the blue lights and the death? What if you're like Mikey? Who just wants to graduate and go to prom and maybe finally work up the courage to ask Henna out before someone goes and blows up the high school. Again. Because sometimes there are problems bigger than this week's end of the world, and sometimes...

"Caden leads Rae and Vivienne on a mission to rescue their friends deep into the heart of the Other Place"--