A traitor lurks within the Sinestro Corps, and it's one of Sinestro's closest confidantes! But treachery is only part of a day's work for the leader of the fear Lanterns, along with saving the last of his race and instilling peace in a universe gone lawless. But what other clandestine objective is Sinestro looking to fulfill?
Find out in this ALL-NEW FREE 8-page preview to SINESTRO #12!
— Description from Comic Vine community (comicvine.gamespot.com).
