As Nicholas Keller tries to deal with the tragedies that have followed him since the 10-10 Earthquake, he experiences a greater darkness than ever before—a darkness within himself. Hunted by his enemies, consumed by fear, and separated from the love of his life, Nicholas begins to realize that the battle between good and evil reaches farther and threatens more people than he could have ever imagined. He grasps desperately for anything that will save him from his internal struggles and restore some sort of order to his life. Despite the escalating dangers, The 4 Thusians must press onward in the search for a way to conquer The 3 Seekers before time runs out.