The Kill Order is a must-read book for anyone who enjoyed reading the Maze Runner trilogy. This book by James Dashner is a prequel to the Maze Runner trilogy that is suspenseful and makes you eager to keep on reading. This book is about when sun-flares hit the Earth diminishing all of humanity. After the flares stopped only a few humans survived, and Mark and Trina were some of them. But, surviving the flares was only their first problem. A disease was spreading across the eastern United States turning people into lunatics. Mark and Trina believed there is a way to cure the disease. They were determined to find it before the disease mutates to a point that it would end all of humanity.