At a reception organised in honour of his daughter, Melvyn Bromsby, a rich tycoon, is about to make an important announcement concerning his future business affairs when, all of a sudden, a shot rings out. Sir Bromsby collapses, having suffered a mortal wound to the heart...
Open the Steam client, login and locate the Games tab on the top menu. Click this and then select “Activate a Product on Steam…”
Enter your unique code that's displayed on the 'Orders' page of CDKeys.com and follow the prompts to activate.
Your game is now viewable in the “Library” tab and is available to download/install when you’re ready. You can find additional support for the Steam client here: https://help.steampowered.com/en/wizard/HelpWithSteam