It started as an experiment in a different reality and millions bought it. A rogue billionaire has created a dazzling, dangerous world where fortunes are made and lost in an afternoon, but the walled city hides a dark secret. The sprawling arena is home to 22 million thrillseekers. And one terrifying alien. It's trapped behind a maze above the palace of Stream but all that is about to change. Sir William Vale and the crew of the Return have a world to save and they are running out of time. Their journey will take them from the cyber battleground of the great City of Stream to the very real streets of Venice and finally to a showdown in the far southern jungles of the Earth. In that epic clash the truth is revealed.