Still moping months after being dumped by her Arizona boyfriend Leo, fifteen-year-old Stargirl, a home-schooled free spirit, writes "the world's longest letter" to Leo, describing her new life in Pennsylvania.

Shy twelve-year-old Nisha, forced to flee her home with her Hindu family during the 1947 partition of India, tries to find her voice and make sense of the world falling apart around her by writing to her deceased Muslim mother in the pages of her diary. Nisha, forced to flee her home with her Hindu family during the 1947 partition of India, tries to find her voice and make sense of the world falling apart around her by writing to her deceased Muslim...

"Jon Evans is one of the lucky ones--until he realizes that escaping his safe haven may be the only way to truly survive"-- Provided by publisher.

"Laos, 1981. When an unofficial mailman drops off a strange bilingual diary, Dr. Siri is intrigued. Half is in Lao, but the other half is in Japanese, which no one Siri knows can read; it appears to have been written during the Second World War. Most mysterious of all, it comes with a note stapled to it: Dr. Siri, we need your help most urgently. But who is 'we,' and why have they left no return address?"--

When scholarship student Nikki Maxwell, whose father is the school exterminator, decides to enter the talent show at her expensive private school, her nemesis MacKenzie threatens to reveal Nikki's status to the rest of the school.

Nikki's diary describes a frightful Halloween, on which she helps with her sister's ballet class party at the same time she is Brandon's date for their middle school Halloween dance, where she has promised to spend the evening with her two best friends.

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.

Nikki Maxwell, having joined the school newspaper staff in an effort to keep details about her crush on Brandon out of Mackenzie's gossip column, is assigned to be the advice columnist, but after getting flooded with letters asking for her guidance, she becomes overwhelmed and must ask her friends Chloe and Zoey for help.

While Pendragon is trapped on Ibara, Alder returns to Denduron and reluctantly goes into battle again, and other Travelers face obstacles of various sorts, Saint Dane gains the power he seeks on Second Earth and makes his push to destroy and rebuild Halla.