Green Lantern is plagued by visions of madness and mayhem. After consulting with John Stewart, he journeys to what he believes is the source of all his recent dementia. But first he's gotta get the JLA off his back, have a space chat with Hal Jordan, take care of some business on Barsoom, and, well, you get the picture... Kyle's nuts! And in this state, what will happen when he reaches the homebase of the universe-meddling race ? the Controllers?