Dracula: Origin reveals the dark origins of the Dracula curse. Once the ardent defender of Christendom, Dracula loses his faith in God when he is abandoned by his one true love after she marries. Dracula then makes a pact with the Prince of Darkness, and becomes a vampire.
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