Emery Blackwood’s life changed forever the night her best friend was found dead and the love of her life, August Salt, was accused of murdering her. Years later, she is doing what her teenage self swore she never would: living a quiet existence on the misty, remote shores of Saoirse Island and running the family’s business, Blackwood’s Tea Shoppe Herbal Tonics & Tea Leaf Readings. But when the island, rooted in folklore and magic, begins to show signs of strange happenings, Emery knows that something is coming.

Opal is a lot of things—orphan, high school dropout, full-time cynic and part-time cashier—but above all, she's a determined to find a better life for her younger brother Jasper. One that gets them out of Eden, Kentucky, a town remarkable for only two things: bad luck and E. Starling, the reclusive nineteenth century author of The Underland, who disappeared over a hundred years ago. All she left behind were dark rumors—and her home. Everyone agrees that it’s best to ignore the uncanny mansion and its misanthropic heir, Arthur. Almost everyone, anyway.

James and Johnny Golden were once inseparable. For as long as she can remember, James shared an almost supernatural connection with her twin brother, Johnny, that went beyond intuition—she could feel what he was feeling. So, when Johnny is killed in a tragic accident, James knows before her phone even rings that her brother is gone and that she’s alone—truly alone—for the first time in her life.

Lucas knows the perfect night entails just three things: video games, wine, and pad thai. Peanuts are a must! Other people? Not so much. Why complicate things when he’s happy alone? Then one day the apartment board, a vexing trio of authority, rings his doorbell. And Lucas’s solitude takes a startling hike. They demand to see his frying pan. Someone left one next to the recycling room overnight, and instead of removing the errant object, as Lucas suggests, they insist on finding the guilty party. But their plan backfires. Colossally.

In a sprawling mansion filled with peculiar treasures, January Scaller is a curiosity herself. As the ward of the wealthy Mr. Locke, she feels little different from the artifacts that decorate the halls: carefully maintained, largely ignored, and utterly out of place. Then she finds a strange book. A book that carries the scent of other worlds and tells a tale of secret doors, of love, adventure, and danger. Each page turn reveals impossible truths about the world, and January discovers a story increasingly entwined with her own.

Lizzy Moon never wanted Moon Girl Farm. Eight years ago, she left the land that nine generations of gifted healers had tended, determined to distance herself from the whispers about her family’s strange legacy. But when her beloved grandmother Althea dies, Lizzy must return and face the tragedy still hanging over the farm’s withered lavender fields: the unsolved murders of two young girls, and the cruel accusations that followed Althea to her grave.

When Ava Harrison receives a letter containing an unusual job listing one month after the sudden death of her ex-boyfriend, she thinks she’s being haunted. The listing—a job as a live-in caretaker for a peculiar old man and his cranky cat in Driftwood, Alabama—is the perfect chance to start a new life. A normal life. Ava has always been too fearful to even travel, so no one’s more surprised than she is when she throws caution to the wind and drives to the distant beachside town.

After centuries of sleep, the gods are warring again. But eighteen-year-old Iris Winnow just wants to hold her family together. Her mother is suffering from addiction and her brother is missing from the front lines. Her best bet is to win the columnist promotion at the Oath Gazette. To combat her worries, Iris writes letters to her brother and slips them beneath her wardrobe door, where they vanish—into the hands of Roman Kitt, her cold and handsome rival at the paper.

Early morning, August 1975: a camp counselor discovers an empty bunk. Its occupant, Barbara Van Laar, has gone missing. Barbara isn’t just any thirteen-year-old: she’s the daughter of the family that owns the summer camp and employs most of the region’s residents. And this isn’t the first time a Van Laar child has disappeared. Barbara’s older brother similarly vanished fourteen years ago, never to be found.

Cassie Andrews works in a New York City bookshop, shelving books, making coffee for customers, and living an unassuming, ordinary life. Until the day one of her favorite customers—a lonely yet charming old man—dies right in front of her. Cassie is devastated. She always loved his stories, and now she has nothing to remember him by. Nothing but the last book he was reading. But this is no ordinary book… It is the Book of Doors. Inscribed with enigmatic words and mysterious drawings, it promises Cassie that any door is every door. You just need to know how to open them.