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.

As the clock ticks down to the moment when Avery Grambs will become the richest teenager in the world, a visitor arrives at Hawthorne House who draws Avery into a dangerous game against an unknown and powerful player.

After years in foster care, April gets to live in a mansion where she and four other children are caught up in a mystery related to a missing heir, a lost legacy, and the Phantom.

When sixteen-year-old Georgia Avis finds the dead body of thirteen-year-old Ashley James outside the gates of an exclusive resort, she teams up with Ashley's older sister Nora to find the killer, and she is thrown into a world of unimaginable wealth and privilege--and the fight for her life.

In Manhattan, in 1900, the Holland sisters and other socialites fight each other, face off over men, and rail against the strict rules of society.

Thirteen-year-old Sammy meets a mysterious man who dies of a heart attack after telling her to get rid of the large amount of money he is carrying, leading her to investigate who the man was and how he came to be carrying so much cash.

Moving to a wealthy community after the lucrative sale of their website, Mr. And Mrs. Jha, formerly of East Delhi, struggle with cultural changes while their son, studying in America, pursues romance and wonders how his parents' new status will affect his life choices.

Following the untimely demise of Elizabeth Holland, Penelope Hayes strives to claim her friend's pre-eminent place in 1899 Manhattan society and to gain the attentions of Elizabeth's former fiancé, the wealthy Henry Schoonmaker.

Having left her elite Manhattan private school to attend an equally exclusive New York State boarding school, sophomore Jenny Humphrey sets out to become the most alluring girl on campus.

When a Connecticut teenager inherits vast wealth and an eccentric estate from the richest man in Texas, she must also live with his surviving family and solve a series of puzzles to discover how she earned her inheritance.