The only thing sixteen-year-old Mullory Prudence has left of her mom is a warning: "Run if the strange finds you." But mysterious warnings don’t pay the bills or help take care of her sick Gran. And they certainly don’t make her miserable after-school job any more bearable. When unexpected letters start appearing in peculiar places–sealed in bags of dog food and hidden in the refrigerator–Mullory knows she should avoid them to heed her mother’s warning, but her curiosity thinks otherwise.

It’s about time roommates Alejandro and Kenny get married. Or at least, that’s what all their close friends and family think when they announce their engagement. The kicker? The two are faking their whole relationship so Alejandro can get a green card. But if Han was going to marry anyone, it would be his ride or die since second grade. Han has never been able to put down roots, and the only one who truly breaks through his walls is Kenny.

Sixteen-year-old Cameron Walsh dreads the haunted Victorian mansion across the street, where the ghost of the White Lady roams the halls. When he sees her through the bay window, his ghost-hunting friend Abby wants to investigate. But then the new owners pull up, and Cameron is captivated by the brooding, handsome boy moving in. He longs for a boyfriend, but years of bullying have shattered his self-esteem.

Meet River Langston-Lee. In the past 24 hours, he’s dumped his girlfriend, walked out of his SATs, and quit his job at his parents’ cafe in spectacularly disastrous fashion—even for him. Somehow, he manages to talk his way into a gig at a failing Korean cafe, Bingsu for Two, which is his lucky break until he meets short, grumpy, and goth: Sarang Cho. She’s his new no-BS co-worker who’s as determined to make River’s life hell as she is to save her family’s cafe.

Plant witch Sage Bishop intends to run her family’s apothecary one day. The doors just have to stay open until she can take over from her nana. That’s why she spends all her time perfecting a tonic that’ll put Bishop Brews on the map. She certainly doesn’t need their latest hire—and her ex-best friend—Ximena Reyes causing any distractions. Alas, at the first sight of Ximena’s cheeky smile, Sage flees the shop, allowing someone to break into Bishop Brews and steal the tonic she’s been tinkering with.