Uncover all of your grandfather's sheet music, hidden in his home amongst a treasure trove of gorgeous antiques and musical relics. Melodious music box games will let you piece these special compositions together and unleash their symphonious secrets. Unlock Creative Mode and write your own outstanding arrangements. With a house full of secrets and a box full of music the aural excitement never ends.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.