The Alexandria Affair: Captain Lacey Regency Mysteries, Book 11 (Unabridged‪)‬

Captain Gabriel Lacey accompanies famous dandy Lucius Grenville to Egypt, a land that Lacey has long anticipated visiting. Lacey travels there for more than a simple holiday, however - James Denis has tasked him with finding an "object" in Alexandria and procuring it, whatever the cost.  

The task does not turn out to be so simple. Locating what Denis wants in the teeming city proves difficult, sending Lacey and Grenville exploring tombs and temples down the Nile. Lacey must deal with treasure hunters, a shadow following him and his friends, murder, and missing his new family as he explores the exotic country he has so longed to see....

Audiobook 11 in the Captain Lacey Regency Mysteries series.