There's no walkthrough I know of. I guess you are stuck trying to learn the language? If so, go one floor down to the room with the books to learn it. If it's another place you're stuck at, let me know!
You can memorize the coin game pattern and bet predictably on each restart of the day. The money can then be used to purchase canned corn (which is a solution to a puzzle on floor 3) at the vending machine.
1. Turn on the radio 2. Find the matches by investigating the corpse 3. Light the candles 4. Start the ritual 5. Once prompted, enter "blue nightingale" as your wish