Nora and Sophie Linden may be sisters, but they're not friends. Not since the party last month. Not since the night Sophie's boyfriend, Garrett, disappeared. Half the town thinks Garrett is dead, the other half believes he ran away, but Sophie knows something no one else does—Garrett left that party with Nora. And straight-A, Ivy-league-bound Nora had never been to a single party before that night. Then Nora withdraws, barely coming home anymore, right when Sophie starts receiving messages from someone who claims to be Garrett, promising revenge.

Stella and Ellie Steckler are only a year apart, but their different personalities make their relationship complicated. Stella is single-minded, driven, and she keeps to herself. Cross-country running is her life and she won't let anything get in the way of being the best. Her sister Ellie is a talented runner too, but she also lets herself have fun. She has friends. She goes to parties. She has a life off the course.

After the death of her mom (screw cancer), seventeen-year-old Cecelia Ellis goes to live with her estranged grandmother, a celebrated author whose Victorian mansion is as creepy as the murder mysteries she writes. On the surface, life is utterly ordinary in the California coastal town . . . until the homecoming queen is murdered. And she’s not Seaview’s first pretty dead queen.

Jay is living his best life at Karloff Country, one of the world’s most famous resorts. He’s got his family, his crew, and an incredible after-school job at the property’s main theme park. Life isn’t so great for the rest of the world, but when people come here to vacation, it’s to get away from all that. As things outside get worse, trouble starts seeping into Karloff. First, Jay’s friend Connie and her family disappear in the middle of the night and no one will talk about it. Then the richest and most powerful families start arriving, only... they aren’t leaving.

Berlin, November 1943. With bombing raids commencing, the city is blanketed by explosions. Siblings Gerta and Max Hoffmann live a surprisingly carefree childhood amid the raids. Berlin is a city going about its business, even as it's attacked almost nightly. But one night, the air raid sirens wail, and the Hoffmanns' neighborhood is hit. A mortally wounded man comes to their door, begging to be let in. He asks for Karl Hoffmann, their father. Gerta and Max watch as Karl tries in vain to save the man's life.