When a roamer trades them an ancient book with only a few pages remaining, Lina and Doon return to Ember to seek the machine the book seems to describe in hopes that it will get their new community, Sparks, through the winter.

"Zachary Davriel Hillander, High King of Sacoridia, rues how much he has had to give up to lead his realm, including the freedom to live and love as he chooses. When an embassy from Eletia arrives to propose a joint venture between their realms to seek out an old ally in the north, he is dismayed to learn that the one Sacoridian they have in mind to accompany their guide is the woman he truly loves but cannot have: Green Rider Karigan G'ladheon. Karigan...

In the year 241, twelve-year-old Lina trades jobs on Assignment Day to be a Messenger to run to new places in her decaying but beloved city, perhaps even to glimpse Unknown Regions.

Set in the year 2140 in the futuristic Los Angeles region, motorcycle courier Kris Ballard sees something she wasn't supposed to while making a delivery. Now she's stuck with a package that everyone seems to want, and the corporations that make all the rules want her gone. So Kris takes to the Level 1 streets, the only place she can hide from these corporate killers.

The Great War is over. The city of Lower Proszawa celebrates the peace with a decadence and carefree spirit as intense as the war's horrifying despair. But this newfound hedonism-drugs and sex and endless parties-distracts from strange realities of everyday life: Intelligent automata taking jobs. Genetically engineered creatures that serve as pets and beasts of war. A theater where gruesome murders happen twice a day. And a new plague that even the...

Weird and evil events at a London boarding school provide messenger Barnaby Grimes an opportunity to test his budding knowledge of the ancient Chinese art of yinchido, in which one focuses on silences and empty spaces.

London cycle courier Astrid Bell has known most of her housemates for years, but while they have a tangled history together--romantic pairings, one-night stands, friendships--they each have secrets. Astrid is on her way home one day when her neighbor accidentally knocks her off her bike. Suffering a few bruises, her roommates help her home. The next day, they learn that same neighbor was bludgeoned to death only hours after the accident. Each of them...

"Iris is the most colorful goddess girl at Mount Olympus Academy. In fact, her hair and delicate wings can change color according to her mood! When Principal Zeus entrusts her with the job of fetching some magic water, Iris is tickled pink--until she realizes she'll have to get the water from the gray, gloomy River Styx in the Underworld! And when Iris figures out how to create magical rainbow slides that will allow her to travel from Mount Olympus...

Bicycle messenger Cam is in heavy debt to a violent organized-crime gang. Hoping to get out of debt, he joins a crew that uses parkour to pull off heists. As the stakes get higher, and the heists more dangerous, the payouts get bigger. With mob enforcers breathing down his neck, Cam must use every ounce of his skill to stay alive.

In this tale set in the ancient Inka empire, Little Chaski has a big job: he is the Inka King's newest royal messenger. But on his first day things quickly start to go awry. Will Little Chaski be able to deliver the royal message on time?