After captivating players from all around the world with the mythic Runaway trilogy, Pendulo Studios presents a new adventure gaming masterpiece! This thrilling mystery, presenting a unique, dark and somber style, will not leave you indifferent! With an incredible story, superb environments, perplexing and shady characters, Yesterday throws you into an unforgettable adventure from which you will not emerge unscathed.Go to: http://store.steampowered.com/ and download STEAM client
Click “Install Steam” (from the upper right corner)
Install and start application, login with your Account name and Password (create one if you don’t have).
Please follow these instructions to activate a new retail purchase on Steam:
Launch Steam and log into your Steam account.
Click the Games Menu.
Choose Activate a Product on Steam…
Follow the onscreen instructions to complete the process.
After successful code verification go to the “MY GAMES” tab and start downloading.