Q.U.B.E. 2 is the sequel to the hit first-person puzzle game Q.U.B.E. You are Amelia Cross, a stranded archaeologist who has awoken among the ruins of an ancient alien landscape. With the distant help of another survivor you must manipulate the structure of this mysterious world and find a way back home.
The instruction for activation of a key in Steam:
1. To download and establish Steam http://steampowered.com/download/SteamInstall.msi to register the account in Steam.
2. Press the "Add a Game — to Activate through Steam" button and follow the instruction. After activation a game will appear in the list of games and you will be able to download it.
3. Download and after full installation start and play.
ATTENTION: After activation of a serial key in steam, a key becomes not valid, i.e. repeatedly he can't use.
SURELY remember, and write down all data of your account better! Without them you won't be able to get access to the activated games further.