Only Vengeance (A Sadie Price FBI Suspense Thriller—Book 9)

“A brilliant book. I couldn’t put it down and I never guessed who the murderer was!” —Reader review for Only Murder ⭐⭐⭐⭐⭐

Deep within the icy isolation of Alaska's scientific outposts, FBI Agent Sadie Price uncovers a chilling pattern of murders disguised as accidents. As she delves into a possible conspiracy of industrial espionage, she must outsmart a deranged killer before the endless Alaskan night claims her as its next victim.

ONLY VENGEANCE (A Sadie Price FBI Suspense Thriller) is book #9 in a chilling new series by mystery and thriller author Rylie Dark, which begins with ONLY MURDER (book #1).

“I loved this thriller, read it in one sitting. Lots of twists and turns and I didn’t guess the culprit at all… Already pre-ordered the second!” —Reader review for Only Murder ⭐⭐⭐⭐⭐

Special Agent Sadie Price, a 29-year-old rising star in the FBI’s BAU unit, stuns her colleagues by requesting reassignment to the FBI’s remote Alaskan field office. Back in her home state, a place she vowed she would never return, Sadie, running from a secret in her recent past and back into her old one, finds herself facing her demons—including her sister’s unsolved murder—while assigned to hunt down a new serial killer.

An action-packed page-turner, the SADIE PRICE series is a riveting crime thriller, jammed with suspense, surprises and twists and turns that you won’t see coming. It will have you fall in love with a brilliant and scarred new character, while challenging you, amidst a barren landscape, to solve an impenetrable crime.

Future books in the series are now available!

“This book takes off with a bang… An excellent read, and I'm looking forward to the next book!” —Reader review for SEE HER RUN ⭐⭐⭐⭐⭐

“Fantastic book! It was hard to put down. I can’t wait to see what happens next!” —Reader review for SEE HER RUN ⭐⭐⭐⭐⭐

“The twists and turns kept coming. Can't wait to read the next book!” —Reader review for SEE HER RUN ⭐⭐⭐⭐⭐

“A must-read if you enjoy action-packed stories with good plots!” —Reader review for SEE HER RUN ⭐⭐⭐⭐⭐

“I really like this author and this series starts with a bang. It will keep you turning the pages till the end of the book and wanting more.” —Reader review for SEE HER RUN ⭐⭐⭐⭐⭐

“I can't say enough about this author! How about ‘out of this world’! This author is going to go far!” —Reader review for ONLY MURDER ⭐⭐⭐⭐⭐

“I really enjoyed this book… The characters were alive, and the twists and turns were great. It will keep you reading till the end and leave you wanting more.” —Reader review for NO WAY OUT ⭐⭐⭐⭐⭐

“This is an author that I highly recommend. Her books will have you begging for more.” —Reader review for NO WAY OUT ⭐⭐⭐⭐⭐

© 2025 Rylie Dark (Audiobook): 9798341580671

Release date

Audiobook: 8 September 2025