Volume 4 in the Shardlake series.

Matthew Shardlake faces his toughest case yet in Revelation, the fourth book in the Shardlake series. As King Henry VIII plans to marry his sixth wife, Lady Catherine Parr, Shardlake is working on the case of a teenage boy thrown in Bedlam for his religious fanaticism. When he is approached by the widow of a friend who has been shockingly murdered, he promises to bring the killer to justice. As he becomes more embroiled in the case the clues lead Shardlake to Catherine Parr, the book of Revelation, and a series of horrific murders which seem to have been committed by the same hand.