Full Moon in San Francisco Hints

There is a concealed door! How do I unlock it?

  • 1 of 5: In case you haven't found it, this door is hidden on a very green wall.
  • 2 of 5: A very green key will unlock it.
  • 3 of 5: The key is hidden in the first room of the Gallery.
  • 4 of 5: Search the bookshelves.
  • 5 of 5: The green key is inside a book on the lowest shelf.