Gothic II is a role-playing video game and the sequel to Gothic, by the German developer Piranha Bytes. It was first released on November 29, 2002 in Germany, with North America following almost one year later on October 28, 2003. The game was published by JoWooD Entertainment and Atari.Go to: http://store.steampowered.com/ and download STEAM client
Click “Install Steam” (from the upper right corner)
Install and start application, login with your Account name and Password (create one if you don’t have).
Please follow these instructions to activate a new retail purchase on Steam:
Launch Steam and log into your Steam account.
Click the Games Menu.
Choose Activate a Product on Steam…
Follow the onscreen instructions to complete the process.
After successful code verification go to the “MY GAMES” tab and start downloading.