French games publisher Ubisoft has announced it will release a playable demo for its eagerly-awaited PS3 exclusive Haze next month.The first-person shooter will take place in the year 2048 "in a world where governments have outsourced military operations to private military corporations (PMCs). You play as Shane Carpenter, a newly enlisted soldier seeking fulfillment and thrills by fighting for a good cause."The playable demo will give players a taste of the single-player campaign, as well as four-player drop-in, drop-out co-op play online.Developed by Free Radical, PS3 exclusive Haze promises to offer first-person shooter fans the Disparity Rendering System and also features the Conspire AI System, promising "entirely dynamic" enemy behaviour.Haze will be released for PlayStation 3 on May 23.