There's no extended version as of yet! But I'm keeping the lines in my head, let's see where they lead. Sometimes it's like following stepping-stones through a garden, but other times it's like trying to navigate in from the sea.
I know the feeling. I have to write something for my creative writing piece for my AS English Language coursework, and it helps just to have an idea float around in your head for a while and let inspiration come to you, rather than sit at a table and work it out.