Regular price: $6.95

Free with 30-day trial
Membership details Membership details
  • A 30-day trial plus your first audiobook, free
  • 1 credit/month after trial – good for any book, any price
  • Easy exchanges – swap any book you don’t love
  • Keep your audiobooks, even if you cancel
  • After your trial, Audible is just $14.95/month
Select or Add a new payment method

Buy Now with 1 Credit

By confirming your purchase, you agree to Audible's Conditions of Use and Amazon's Privacy Notice. Taxes where applicable.

Buy Now for $6.95

Pay using card ending in
By confirming your purchase, you agree to Audible's Conditions of Use and Amazon's Privacy Notice. Taxes where applicable.

Publisher's Summary

Boston, 1932. Doc Graystone is contacted to evaluate security at a paranormal prison built by the US Navy. Before he can begin, a hydromancer assassinates a naval officer to obtain information about the prison. Now Graystone has to track her down before she can break out a prisoner Graystone knows all too well....
©2015 Nicholas Olivo (P)2017 Nicholas Olivo
Show More Show Less

Customer Reviews

Most Helpful

By Capt. Safety on 05-29-17

Another great Gravestone!

This is another great tale about Dr. Gravestone. I continue to marvel at how Mr. Peyton narrates with so many distinct voices. Super job by both narrator and author!

Read More Hide me
See all Reviews
© Copyright 1997 - 2018 Audible, Inc