It is the future, and the world is in grave need of oil. You and a crew have set off into the ocean, reclaiming old island drilling sites for oil production as you work for the UOO, the biggest oil supplier in the world. The working conditions are dire. You have no choice.
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