As a legendary thief, your next assignment lures you into a grand and lavish mansion. There you find a series of puzzle boxes, designed for an unknown purpose. What should have been a quick in-and-out, gradually turns into your own harrowing struggle for freedom and answers. HOW TO REDEEM STEAM KEY 1. Log in to the Steam client 2. Open the "Add a Game" menu at the bottom, or the top menu: Games > Activate a Product on Steam 3. Select Next 4. Enter the product key/code 5. Click Agree/Next 6. Once successfully redeemed, the game will appear in your library