Ruthless Instinct Books in Order
Part ofPiper Stone Books in OrderExplore the Ruthless Instinct series by Piper Stone with its books in order, short summaries, and a reading guide to help you choose where to begin.
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Ruthless Instinct books in publication order
2 books
Feral Mates
by Piper Stone
2025
A woman tries to flee and resist a group of alpha shifters who pursue her as their destined mate. Captured by men determined to keep her, she faces a bond that threatens her independence and transforms her desires.
Savage Mates
by Piper Stone
2025
Searching for answers, a woman discovers that a supposedly extinct species survives in the form of three powerful shifters. Their conviction that she is their mate turns her investigation into a struggle with their possessive demands.
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