Having recently discovered she is the sole heir to the throne of a tiny European principality, fourteen-year-old Manhattan resident Mia writes in her journal about her attempts to cope with this news, as well as with more typical teenage concerns.

As Little Bridge Island Public Library's head of children's services, Molly Montgomery hopes the messiest thing in her life will be her sticky-note covered desk. But fate, in the form of a newborn left in the restroom, has other ideas. So does the sheriff who comes to investigate the "abandonment.".

A sophomore girl stops a presidential assassination attempt, is appointed Teen Ambassador to the United Nations, and catches the eye of the very cute First Son.

Allie's theatrical hopes are crushed when, instead of being cast as the princess, she is given the role of the evil queen in the fourth-grade class play.

Fourth-grader Allie establishes a new set of rules after she is forced to pair up with ex-best friend Mary Kay on a class trip to a historic one-room schoolhouse.

In a series of humorous diary entries, high school freshman (and Genovian Princess) Mia tries to get her reluctant boyfriend to take her to the prom.

Studious, socially conscious Emerson Watts learns startling news about the family of Nikki Howard, the teen supermodel into whose body Emerson's brain was transplanted by the nefarious Stark Corporation.

A near-death experience, a horrible incident ar school, and a move from Connecticut to Florida have turned seventeen-year-old Peirce's life upside-down, but when she needs him most John Hayden is always there, helping but reminding her of her visit to the underworld.

Now a high school junior, Samantha tries to decide whether she is ready to have sex with her boyfriend, who happens to be the President's son.

Recent college graduate Lizzie Nichols takes the money intended for a downpayment on a New York apartment and travels to London to be with Andrew who she thought was her dream man, and upon learning her mistake moves on to France to stay with a friend who is working at a chateau for the summer, where her inability to keep secrets leads to big trouble and a better love.