Strange and beautiful lights have been seen out in the woods and the people of Northwood have been complaining of missing time and waking nightmares. Everyone ignored the warning, and now it’s too late. Now it's the Attack of the Greys! Try to escape abduction and make it to the bunkers in the North Hills before you become the next sample. —description from the publisher This expansion adds 3 Alien Visitor Killer miniatures and 2 custom scenarios to the base game.