SWAMP THING GUEST-STARS IN A BRUTAL TURNING POINT FOR THE SERIES! It's here, on the outskirts of Las Vegas, where the trouble hounding John since his arrival in America finally catches up to him. Dream promises the arrival of an emissary who will help guide John toward the source of evil plaguing the country, but is their trust in this unknown envoy misplaced? And will it force John to come clean to Nat and Noah about his un-deadly secret?