Stuck working in the Lost and Found of the Toronto Transit Authority for the summer, seventeen-year-old Duncan finds the diary of a serial killer and sets out to stop him.

When the moon's gravitational pull increases, causing massive natural disasters on earth, Miranda and her family struggle to survive in a world without cities or sunlight, and wonder if anyone else in still alive.

Seventeen-year-old Margaret "Cuckoo" Clark keeps a journal detailing the trials and tribulations of high school life as she and her close-knit group of outcast friends try to break down the barriers between their school's "warring nations."

Through journal entries sixteen-year-old Miranda describes her family's struggle to survive after a meteor hits the moon, causing worldwide tsunamis, earthquakes, and volcanic eruptions.

While Mia tries to get over breaking up with her boyfriend, she discovers a diary kept by a former princess of Genovia from the 1600s, the contents of which could change the fate of her country forever.

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.

When young American pilot Rose Justice is captured by Nazis and sent to Ravensbrück, the notorious women's concentration camp, she finds hope in the impossible through the loyalty, bravery, and friendship of her fellow prisoners.

In her diary in 1912, thirteen-year-old Margaret Ann describes how she leaves her lonely life in a London orphanage to become a companion to a wealthy American woman, sails on the Titanic, and experiences its sinking.

"With their restoration shop, Cullen and Luna Bodman often find themselves unraveling mysteries for their clients. The old steamer chest Cullen receives is fascinating in its own right. But inside, Cullen discovers a locked diary to be restored to its rightful owner. Luna's budding relationship with U.S. Marshall Christopher Gaines comes under strain as he tries to talk her out of a wild goose chase. But intuition pushes her on, unveiling a surprising...

"Longtime personal assistant Georgie Mulcahy has made a career out of putting others before herself. When an unexpected upheaval sends her away from her hectic job in L.A. and back to her hometown, Georgie must confront an uncomfortable truth... But then Georgie comes across a forgotten artifact--a 'friendfic' diary she wrote as a teenager... a guidebook for getting started on a new path. Georgie's plans hit a snag when she comes face to face with...