Written by Grant Morrison. Art and Cover by Liam Sharp. After sacrificing himself to save the entire universe from a cosmic WMD, Hal Jordan finds himself trapped inside his own power ring! And he discovers an entire universe lies inside it, populated with souls whose lives are threatened when his ring runs out of power! Can Hal save yet another universe one issue after saving the last? Only Grant Morrison and Liam Sharp know the answer within this classic run in the making!