When sixteen-year-old orphan Tessa Fell's older brother suddenly vanishes, her search for him leads her into Victorian-era London's dangerous supernatural underworld, and when she discovers that she herself is a Downworlder, she must learn to trust the demon-killing Shadowhunters if she ever wants to learn to control her powers and find her brother.

Dru's best friend, Graves, and her strange and handsome savior, Christophe, are ready to help her take on the ultimate evil. But will their battle for Dru's heart get in the way of her survival?

Meg Finn is in trouble. She's dead, but not at peace--she's in limbo, her good deeds perfectly balanced against her bad deeds; Heaven or Hell wait, a tip of the scale away. So she's back on Earth trying to tip the scale to the good by helping her last victim, and her former "partner" is also back, trying to force her to tip the scale to the bad.

To save Groosham Grange, the strange boarding school he attends where ghosts and ghouls rule the academy and students study witchcraft, David Eliot must win the Unholy Grail, a magical cup awarded to the star pupil.

In Widowsbury, an isolated village where people believe "known is good, new is bad, " three outcasts from the girls' school join forces with a home-schooled boy to uncover and combat the evil that is making people disappear.

Moved to a mansion in the South Jersey Pine Barrens, four teenagers, trying to recover from being poisoned by terrorists, struggle with health issues, personal demons, and supernatural events, as operatives try to track down the terror cell.

Having escaped Miss Peregrine's island by the skin of their teeth, Jacob and his new friends must journey to London (circa 1940), the "peculiar" capital of the world.

Soon after moving to Noble's Green, Pennsylvania, twelve-year-old Daniel learns that his new friends have super powers that they will lose when they turn thirteen, unless he can use his brain power to protect them.

In the late 1800s, a baseball with strange powers belonging to their late father works wonders for three children and a travelling baseball team which must raise $10,000.