Book #1 in the Ruthless Hellhounds MC series.
Purchase Links:
US: https://amzn.to/2RBnwrP
UK: https://amzn.to/3wyioV7
CA: https://amzn.to/3rVDtpa
AU: https://amzn.to/3uwJHNW
Available in Kindle Unlimited

Goodreads Link:
https://www.goodreads.com/book/show/56808257-mercy

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Heartbreaking prequel that gives insight into an important character in the Ruthless universe.