A terrorist blends in with visitors from all over the world at a Roman Catholic religious festival, His former partner, who repented and became a monk, arrives in New York City to search for him. The partner suspects that the terrorist will hit the religious festival to show his contempt for Christianity, in the guise of a priest he has murdered. The title is quite literal, because the terrorist plans to commit perhaps the ultimate act of blasphemy by pouring the poison into a chalice of wine -- which is to be converted to Christ's blood -- and serve it to a thousand ...

A banker on Wall Street commits suicide and the waitress he was dating also turns up dead. When the waitress' friend is almost murdered, McCall is dragged into the dark underbelly of Wall Street to seek answers.