"Magnus Atitarn, heir to the AtiSat Corp., tried to save the world and ended up a broken man. Now a celebrity joke suffering from post-traumatic stress disorder, Magnus has the power to travel inside the minds of superpowered people, where he discovers nightmares threatening the entire human race"--Back cover.

Part title and v. number from front cover. "Portions of this book were previously published in Astonisher Vol. 1, Issues 1-4 and FCBD 2017 Catalyst Prime: The Event."

Enemy within --Event / written by Priest and Joseph Phillip Illidge ; illustrated by Marco Turini and Will Rosado.