A mystery thriller from USA Today Bestselling Author, P.D. Workman that will keep you turning the pages!

Operating in the Dark

When Private Investigator Zachary Goldman is hired to investigate the death of an old friend's daughter, what should have been a routine case becomes something much more sinister.

Kristin had secrets, things she didn’t share with her mother, and it’s up to Zachary to put together the clues to find out what was going on in her life. And those clues lead in unexpected directions. Did Kristin know the risks she was taking?

But as Zachary digs deeper, he discovers powerful forces at work who would prefer that the truth remains hidden.

For readers who love thrilling murder mysteries with complex twists and turns, this gripping novel is sure to keep you guessing until the very end.

Praise for the series:

⭐️⭐️⭐️⭐️⭐️ Very well written. [Zachary] is flawed with a capital F … In spite of his problems, he is a very sympathetic character and doggedly pursues the truth.

⭐️⭐️⭐️⭐️⭐️ What a great story. Fabulous plot with interesting and complex characters. I was totally involved into the wee hours. Many twists and left waiting until the end. Highly recommended

Zachary Goldman, Private Investigator, is flawed with a capital F. Shattered by the tragedies of his own life, he will somehow still manage to pick himself up and dig just a little bit deeper than anyone else to piece together the vital clues and solve the mystery.

Maybe being broken makes it easier for others who have faced tragedy to trust him. Walk with Zachary as he solves cases that will stretch his abilities to the limit.

Even with his own life in shambles, Zachary Goldman is still the one you want on the case.

Looking for a thriller that will keep you up all night and stay with you long after the last page. 

Investigate this P.I. mystery now!