• Art Book in pdf format by Thomas Möhring (30+ pages). Contains every room in the game accompanied by quotes, curiosities and narrative tidbits by Laura, plus sketches, early character designs, and an exclusive "Behind the Scenes" double-page spread.
• Original score of the game in 320kbps mp3 format by Laura Hunt (8 tracks / ~15 minutes).

To access this content:

1. Open the Steam client and find If On A Winter’s Night, Four Travelers in your Library.
2. Right click on the game’s name or icon, and choose "Manage" -> "Browse local files".
3. Find the PDF file and the OST in the "IOAWN4T Supporter Pack" folder.