On the morning of Henry Ludd's thirteenth birthday, the power goes out. No phones, no news, and planes are literally falling out of the sky. Henry's father was away from the family farm and he has not returned. Four months later, the electricity still hasn't come back. While Henry's family is protected in their walled compound with wind turbines fueling their electricity, the rest of their area has suffered. Henry's father still hasn’t been found. Determined to find him, Henry ventures out to the zoo where his dad was last seen, traveling alone through the world of the Switch.

Melanie Gate is a foundling with a peculiar talent for opening the unopenable—any lock releases at the touch of her hand. One night, her orphanage is visited by Traveler, a gearling automaton there on behalf of his magical mistress, who needs an apprentice pronto. When Melanie is selected because of her gift, her life changes in a flash, and in more ways than she knows—because Traveler is not at all what he seems. But then, neither is Melanie Gate.

Before the storm, thirteen-year-old Quinn was happy flying under the radar. She was average. Unremarkable. Always looking for an escape from her house, where her bickering parents fawned over her genius big brother.

In the dead of night, a truck arrives in Slaughterville, a small town curiously named after its windowless slaughterhouse. Seven mysterious kids with suitcases step out of the vehicle and into an abandoned home on a dead-end street, looking over their shoulders to make sure they aren't noticed. But Ravani Foster covertly witnesses their arrival from his bedroom window. Timid and lonely, Ravani is eager to learn everything he can about his new neighbors: What secrets are they hiding? And most mysterious of all...where are the adults?

Caleb Springer is the up-and-coming star freshman quarterback on the high school football team, which isn't a surprise considering his dad, Sammy Springer, was an NFL superstar and is now the town celebrity. College scouts are already snooping around Caleb, and his future seems set. But just as Caleb's glory days begin, his dad starts to change. He's forgetting things and getting angry at random times. Caleb is forced to confront a bleak possibility: The sport that gives him so much status and self-worth might be the cause of his dad's strange behavior.

When Springville residents—at least the ones still alive—are questioned about what happened on prom night, they all have the same explanation . . . Maddy did it. An outcast at her small-town Georgia high school, Madison Washington has always been a teasing target for bullies. And she's dealt with it because she has more pressing problems to manage. Until the morning a surprise rainstorm reveals her most closely kept secret: Maddy is biracial. She has been passing for white her entire life at the behest of her fanatical white father, Thomas Washington.

Celeste knows she should be excited to spend two weeks at her grandparents' lake house with her brother, Owen, and their cousins Capri and Daisy, but she's not.

Twelve-year-old Maren is sure theater camp isn’t for her. Theater camp is for loud, confident, artsy people: people like her older sister, Hadley and her cinema-obsessed, nonbinary bunkmate, Theo. But when a prank goes wrong, Maren gets drawn into the hunt for a diamond ring that, legend has it, is linked to the camp’s namesake, Charlotte “Charlie” Goodman, a promising director in blacklist-era Hollywood. But they’re not the only ones searching for the ring, and with the growing threat of camp closing forever, they're almost out of time.

Nothing’s been the same since Lucas’s older brother died. After the accident, Lucas’s mom disappeared without any warning, and his dad is struggling to cope. Lucas is pretty much alone—except for the other kids he meets at his middle school’s aftercare program. There’s Cat, the star athlete; Robbie, the goofball; Anna, the popular girl; and Finn, the mysterious new kid. Between games of Sardines, a reverse hide-and-seek, the kids realize that each group member has a secret wish. If they work together, the group might be able to help make each person’s dream come true.

After her brother's death from a congenital heart defect, 12-year-old Lucy is not prepared to be the new kid at school - especially in a grade full of survivors of a shooting that happened four years ago. Without the shared past that both unites and divides her classmates, Lucy feels isolated and unable to share her family's own loss, which is profoundly different from the trauma of her peers.