Ubisoft is giving away a copy of their 2014 Assassin's Creed game 'Unity' for PC. This installment of the Assassin's Creed series is set in France and even features a fairly detailed version the famed Notre Dame cathedral. After fires have destroyed part of the historic church however, Ubisoft wants to help in promoting the campaign projects which seek to restore the site. This is one way of doing that, and is also encouraging users to donate as they have. In fact, the company has is pledging 500,000 euros for the restoration costs. This promotion is limited to PC users with Ubisoft's Uplay client installed. Simply follow this link and click on the PC download link at the bottom. Like always, this promotion is only for a limited time. From April 17th at 10:00 am to April 25th at 03:00 am (your local time), users will be able to claim a copy. Although the window of claiming a copy is limited, once it is already tied to your Uplay account, the game is yours to keep forever.