The Crystal Goblet

This is an Apple Books audiobook narrated by a digital voice based on a human narrator.
Homicide Detective Olivia Addington has investigated some tough cases in her time. Now the death of a scam artist in the home of a frail, retired professor of Latin hinges on a chilling clue Addington and her officer-in-training, Sanford, almost missed: a jagged piece of broken crystal.