This is one of the free PDFs offered for the collection Bloodright: Anathema.

The mighty empire of the Fang Clan was brought to the brink of extinction millennia ago. The Tianchong prophecy foretold the existence of a sacred vessel of humanity and the return of Xi-Qing, the Serpent Empress. Will you seek out the ancient monastery to halt the rise of this fallen clan and their immortal Empress?