ZJ's friends Ollie, Darry and Daniel help him cope when his father, a beloved professional football player, suffers severe headaches and memory loss that spell the end of his career.

In the not-too-distant future when a global pandemic kills most of humanity, a teenaged girl and her younger brother struggle to survive.

Beyond the Titan wall lies the Feral Zone, and the only people who break quarantine and venture there are the "fetches", who are paid exorbitant sums to bring back items that were left behind when the wall went up--but Delaney McEvoy's father is there and she is being forced to find him and bring him back.

Bella, Gwen, and the Lost Boys have escaped to Alnwick Castle, but it is not the safe haven they hoped it would be for the "cure" for the Horologia virus has mutated into something even worse--so the Duchess Alyssa and Maddox Hadder set out searching for the virus's origin, an extinct poisonous apple, supposedly from a tree at the center of a labyrinth hidden deep within Germany and guarded by monsters.

Jason Zhou is trying to survive in Taipei, a city plagued by pollution and viruses, but when he discovers the elite are using their wealth to evade the deadly effects, he knows he must do whatever is necessary to fight the corruption and save his city.

Moved to a mansion in the South Jersey Pine Barrens, four teenagers, trying to recover from being poisoned by terrorists, struggle with health issues, personal demons, and supernatural events, as operatives try to track down the terror cell.

London is a ruin, destroyed by German bombs, ravaged by the Horologia virus, and ruled by the ruthless Captain Hanz Otto Oswald Kretschmer, whose Marauders search for and seize the children who are immune to the virus in the hope that their blood will produce a cure--their latest victim is sixteen-year-old Gwen Darling's younger sister and Gwen will do anything to get her back, even join up with Pete and his gang of Lost Boys living in a city hidden...

Max and Pip are the strongest couple you know. They're best friends, lovers—unshakable. But then their son gets sick and the doctors put the question of his survival into their hands. For the first time, Max and Pip can't agree. They each want a different future for their son. What if they could have both?

After being hit by a car Sam Palmer finds himself in Aurobon, a land of giant insects where some of the inhabitants are working to keep Earth's ecology in balance while others are trying to wipe out humankind with a lethal virus spread by mosquitoes.

Orphaned eleven-year-old Joe lives in a hospital due to his autoimmune disease, interacting only with his sister, an American boy with the same illness, and medical staff while dreaming of being a superhero.