Spending the summers on her family's private island off the coast of Massachusetts with her cousins and a special boy named Gat, teenaged Cadence struggles to remember what happened during her fifteenth summer.

A group of teenagers uses their combined talents to re-steal several priceless paintings and save fifteen-year-old Kat Bishop's father, himself an international art thief, from a vengeful collector.

When her grandfather develops dementia, sixteen-year-old Tess, who has been keeping his Montana ranch going, is whisked away to Washington, D.C., by a sister she barely knows and thrown into a world of politics, power, wealth, love triangles, and family secrets.

April had absolutely no intention of becoming the only person who knows that Gabriel Winterborne, the missing-and-presumed-dead billionaire, is actually living in the basement of Winterborne House, sharpening his swords and looking for vengeance. Now it’s up to April to keep him alive. But there’s only so much a twelve-year-old girl can do, so April must turn to the other orphans for help. Together, they’ll have to unravel the riddle of a missing...

Rumors spread that Tobias Hawthorne's lost son may still be alive, casting doubt on seventeen-year-old Avery's inheritance and changing the rules of the game.

Eighteen-year-old Fern's life spirals out of control after troubled former child star Ivy Avila arrives on Commodore Island, ultimately forcing Fern to take agency over her own existence.

On her sixteenth birthday, Elle Zoellner leaves the foster care system to live with the father she never knew in Tokyo, Japan.

Avery Grambs has a plan for a better future: survive high school, win a scholarship, and get out. But her fortunes change in an instant when billionaire Tobias Hawthorne dies and leaves Avery virtually his entire fortune. The catch? Avery has no idea why--or even who Tobias Hawthorne is. To receive her inheritance, Avery must move into sprawling, secret passage-filled Hawthorne House, where every room bears the old man's touch--and his love of puzzles,...

Told from multiple viewpoints, while seventeen-year-old Anna K seems above the typical problems of her Manhattan friends and siblings, finding love with a notorious playboy changes everything.

The discovery of a packet of old letters sends seventeen-year-old Abby Schoenberg to Nantucket to unravel a family mystery about her grandmother's past, but things get complicated when Abby meets the cute grandson of a prominent family who wants to stop her from investigating.