What Darkness Brings

About the book

The death of a well-known diamond dealer in London leads aristocratic investigator Sebastian St. Cyr and his new wife Hero into a dark world of greed, desperation, and the supernatural. The husband of Sebastian's former lover Kat Boleyn is accused of the murder, forcing Sebastian to uncover the truth to save him.

Set in Regency England in September 1812, Sebastian is devastated by the loss of a dear friend when he learns of another tragedy. Russell Yates, Kat's husband, is found near the body of Benjamin Eisler, a wealthy gem merchant. Yates claims his innocence, but Sebastian must find the real killer to save him from the gallows. In order to protect Kat, Sebastian delves into a dangerous web of deceit surrounding Eisler and his mysterious blue diamond.

Eisler, with connections to the highest echelons of society including the Prince Regent and Emperor Napoleon, was a man with many enemies and dark secrets involving black magic and forbidden texts. The missing blue diamond, once part of the French crown jewels, holds the key to the murder mystery. Sebastian follows a trail of clues linking the gem to a powerful and enigmatic financier named Hope, unraveling a conspiracy that reaches back to the French Revolution.

As the killer grows more desperate and violent, Sebastian's marriage to Hero is strained by the shadows of his past romance with Kat. Secrets and betrayals threaten to tear them apart, forcing Sebastian to confront his own shortcomings in honesty and trust with his wife. Amidst the turmoil, Sebastian must race against time to solve the murder before it tears his world apart.