My next step involves writing bunches of random ideas on index cards and shuffling them around until something clicks.
I suspect part of what's wrong is that my protagonist is lacking an internal conflict. I wonder what on earth it could be.
Moar tea is obviously required. Rose congou this time, I think.
Meanwhile, there's a review of Grail up at Tor.com.
And here's Captain Beefheart on how to play guitar.