"Superman created by Jerry Siegel and Joe Shuster, by special arrangement with the Jerry Siegel family" "Originally published in single magazine form in HEROES IN CRISIS 1-9."
Summary:
Welcome to Sanctuary. Constructed in secret by Superman, Batman and Wonder Woman, the facility is a hospital like no other. Here, superheroes reeling from their fight against evil use cutting-edge artificial intelligence to process their trauma and return to the never-ending battle. But this Sanctuary is about to be violated. Murder has invaded this have. The prime suspects? Clown Princess Harley Quinn and time-traveler Booster Gold. Now the Man of Steel, the Dark Knight and the Amazing Amazon must seek them both, leading the hunt for the culprit behind this terrible crime. But the danger is deeper than they know. And unless they catch the real killer, the secretsand the livesof every hero in the universe are in jeopardy&
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