This is a tale of missing persons. Madeleine and her mother have run away from their former life and settled in a rainy corner of Cambridge (in our world). Elliot, on the other hand, is in search of his father, who disappeared on the night his uncle was found dead. As Madeleine and Elliot move closer to unraveling their mysteries, they begin to exchange messages across worlds - through an accidental gap that hasn't appeared in centuries. But even greater mysteries are unfolding on both sides of the gap...

Bronte Mettlestone's parents ran away to have adventures when she was a baby, leaving her to be raised by her aunt Isabelle and the Butler. She's had a perfectly pleasant childhood of afternoon teas and riding lessons - and no adventures, thank you very much. But Bronte's parents have left extremely detailed (and bossy) instructions for Bronte in their will. The instructions must be followed to the letter, or disaster will befall Bronte's home. She is to travel the kingdoms and empires, perfectly alone, delivering special gifts to her 10 other aunts.

The town of Spindrift is frequented by all kinds of Shadow Mages and charlatans. It's also home to the Orphanage School, where Finlay lives with Glim, Taya, and Eli. Just outside town is the painfully posh Brathelthwaite Boarding School, home to Honey Bee, Hamish, and Victor, Duke of Ainsley. When the two schools compete at the Spindrift Tournament, the stakes are high, tensions are higher, and some people are out to win at any cost. Before long, the orphans and the boarding school kids are at each other's throats.

It is freezing in the churchyard, even before the dead arrive. Every year, Blue Sargent stands next to her clairvoyant mother as the soon-to-be dead walk past. Blue herself never sees them - not until this year, when a boy emerges from the dark and speaks directly to her. His name is Gansey, and Blue soon discovers that he is a rich student at Aglionby, the local private school. Blue has a policy of staying away from Aglionby boys. Known as Raven Boys, they can only mean trouble. But Blue is drawn to Gansey, in a way she can't entirely explain.

There's something achingly familiar about Daniel Grigori. Mysterious and aloof, he captures Luce Price's attention from the moment she sees him on her first day at the Sword & Cross boarding school in sultry Savannah, Georgia. He's the one bright spot in a place where cell phones are forbidden, the other students are all screw-ups, and security cameras watch every move.

Imogene is young, beautiful . . . and dead, waiting in the Rosebud Theater one afternoon in 1945. . . . Francis was human once, but now he's an eight-foot-tall locust, and everyone in Calliphora will tremble when they hear him sing. . . . John is locked in a basement stained with the blood of half a dozen murdered children, and an antique telephone, long since disconnected, rings at night with calls from the dead.

Hunter Yee has perfect aim with a bow and arrow, but all else in his life veers wrong. He’s sick of being haunted by his family’s past mistakes. The only things keeping him from running away are his little brother, a supernatural wind, and the bewitching girl at his new high school. Luna Chang dreads the future. Graduation looms ahead, and her parents’ expectations are stifling. When she begins to break the rules, she finds her life upended by the strange new boy in her class, the arrival of unearthly fireflies, and an ominous crack spreading across the town of Fairbridge.

December 2018, and free-spirited Influencers Bo Loxley and her partner, Zac, are living a life of wanderlust, travelling the globe and sharing their adventures with their millions of fans. Booked to spend Christmas in the Norwegian fjords, they set up home in a remote farm owned by enigmatic mountain guide Anders and his fierce grandmother, Signy. Surrounded by snowy peaks and frozen falls, everything should be perfect. But the camera can lie, and with every new post, the ‘perfect’ life Zac and Bo are portraying is diverging from the truth.

Meet Daniel Sullivan, a man with a complicated life. A New Yorker living in the wilds of Ireland, he has children he never sees in California; a father he loathes in Brooklyn; and a wife, Claudette, who is a reclusive ex-film star given to shooting at anyone who ventures up their driveway. He is also about to find out something about a woman he lost touch with 20 years ago, and this discovery will send him off course, far away from wife and home. Will his love for Claudette be enough to bring him back?

Ivy and Tristan are meant to be together. Both stunningly attractive, brilliantly talented, and very much in love, they think their happiness will last forever. Then a terrible car accident shatters their world, killing Tristan. He returns as an angel, but Ivy is unable to feel his presence. Challenging both of their beliefs, they must each learn how to deal with the aftermath.

Even though his awful great-aunt Gertrudis doesn't approve, Micah believes in the stories his dying grandpa Ephraim tells him of the magical Circus Mirandus: the invisible tiger guarding the gates, the beautiful flying birdwoman, and the magician more powerful than any other - the Man Who Bends Light. Finally Grandpa Ephraim offers proof. The circus is real. And the lightbender owes Ephraim a miracle.

Leigh Chen Sanders is absolutely certain about one thing: When her mother died by suicide, she turned into a bird. Leigh, who is half Asian and half white, travels to Taiwan to meet her maternal grandparents for the first time. There, she is determined to find her mother, the bird. In her search, she winds up chasing after ghosts, uncovering family secrets, and forging a new relationship with her grandparents.

Dr. Anya Molokova, a child psychiatrist, is called in to work at MacNeice House, an adolescent mental health treatment center. There she is told to observe and assess Alex Connolly, a keenly intelligent, sensitive ten-year-old coping with his mother's latest suicide attempt. Alex is in need of serious counseling: He has been harming himself and others, often during blackouts. At the root of his destructive behavior, Alex claims, is his imaginary "friend" Ruen, a cunning demon who urges Alex to bend to his often violent will.

On a small Greek island, a woman comes ashore with no memory of who she is, where she's from, or how she came to be shipwrecked there. Worse, she has no way of leaving. As she's nursed back to health by the island's only inhabitants, four friends on an annual retreat, she detects tensions between the group that suggest not all is quite as it seems.

Everything in Elizabeth Egan's life has its place, from the espresso cups in her gleaming kitchen to the swatches and paint pots of her interior-design business. Order and precision keep life under control, and keep Elizabeth's heart safe from the pain and hurt she has suffered in the past. Being a reluctant mother to her six-year-old nephew while trying to keep her design business on track is a full-time job for Elizabeth.