The walk home from school today is going to be a lot spookier than usual… Your sleepy neighborhood’s been overrun by monsters! Werewolves prowl the woods, Gnomes roam underfoot, and scarecrows walk at midnight. But these aren’t ordinary monsters—they’re R.L.
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