Lincoln Rhyme and Amelia Sachs take on the investigation of a brutal triple murder in Manhattan's Diamond District. The killer, known as the Promisor, is murdering men and women midway through the purchase of an engangement ring.
- ISBN10 1455536423
- ISBN13 9781455536429
- Publish Date 10 April 2018
- Publish Status Out of Stock
- Publish Country US
- Publisher Time Warner Trade Publishing
- Imprint FaithWords
- Format Hardcover
- Pages 448
- Language English