After the sudden death of his wife, Jack Fender's life begins to fall apart. His career is on the skids, and he narrowly cheats death in a road accident. But when a dying stranger gives him a mysterious and ancient goblet, things start to change. The vessel seems to give him special powers - yet Jack becomes increasingly paranoid and convinced that there are sinister forces out to get him. Can he stop the demons? And could the cup be the most infamous relic in all of history - the Holy Grail?