You're a thief and have to steal different things in your missions. You have to walk silently so that the guards can't hear you. You are very weak, so you better avoid fighting with the guards. If you're walking in the shadows or duck, the guards can't see you. The game offers many new and interesting ideas.

The Gold version of the masterpiece Thief: The Dark Project. This version includes three new missions which deepens the original plot, and it fixes some minor bugs in the original levels. And it got some extra neat stuff, like the level editor, special footage which shows how it is "Behind the scenes at Looking Glass Studios" among other stuff.