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Studied: Primal Instincts Book 8

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When brilliant but struggling graduate student Caroline Martinez receives an unexpected offer from enigmatic genetics professor Dr. Jeremy Blackwood, she thinks she's been chosen for her academic potential. What she doesn't realize is that Jeremy has been watching her for two years, meticulously calculating when to bring her into his world—not just as his research assistant, but as his genetically optimal breeding partner.

Jeremy Blackwood isn't interested in conventional academic partnerships. With his genius-level understanding of genetic compatibility, he's identified Caroline as his perfect match—the woman whose genes, combined with his, could create extraordinary children. And he's determined to have her, regardless of ethical boundaries.

What begins as academic collaboration quickly evolves into an intense relationship as Caroline discovers a side of herself she never knew existed. With each pregnancy, she finds her cognitive abilities enhanced and her research flourishing, even as she surrenders to Jeremy's obsession with keeping her constantly breeding.

But as their family rapidly expands, the line between consent and coercion blurs. Who is truly in control? And what happens when two brilliant minds engage in a dangerous game of reproductive manipulation where neither is as innocent as they seem?

In this dark academic romance, desire, genetics, and ambition collide in a twisted dance that proves sometimes the most perfect matches are made through the most imperfect means.

Features breeding kink, lactation themes, morally gray characters, and an unconventional HEA between two deeply flawed individuals who find twisted completion in each other.

167 pages, Kindle Edition

Published September 25, 2025

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R.R. Rivera

32 books4 followers

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Displaying 1 - 2 of 2 reviews
Profile Image for Jessica Hoffman.
990 reviews15 followers
April 13, 2026
This story is dark, twisted, and completely captivating. It pulls you into a world of obsession, control, fertility manipulation, and the blurred line between love and possession. Caroline (Latina FMC) and Jeremy (white MMC) share a connection that is intense, brilliant, and deeply unsettling—two powerful minds entangled in a morally gray spiral of desire, ambition, and control. Their age gap (about 5–9 years) adds another layer of tension and power imbalance to their already complicated dynamic.

What makes this even more shocking is how far both of them go—fertility pills, and not one but two instances of birth control tampering (once on Jeremy’s end and once on Caroline’s), escalating the stakes of their relationship.

The outcome? A growing family that no one could have predicted:

👶 Twins: boy + girl
👦🩵👧🩷

👶 Single baby: boy
👦🩵

👶 Single baby: girl
👧🩷

👶 Twins: boys
👦🪇👦🪇

If you enjoy dark academia with psychological tension, obsessive relationships, and morally questionable choices that spiral completely out of control, this is absolutely worth the read.

This has all my favourite kinks and tropes wrapped into one intense, addictive story. I can’t wait for more within this series.

⭐ Age gap romance (5–9 years)
⭐ No cheating
⭐ Breeding romance with kinks
⭐ OTT / intense /obsessed MMC
⭐ HEA
Profile Image for Nicole Greene.
840 reviews25 followers
October 12, 2025
❤️Thoughts ❤️

This story is dark, twisted, and completely captivating. It dives deep into obsession, control, and the blurred line between love and breeding. Caroline and Jeremy’s connection is as brilliant as it is unsettling, two genius minds entangled in a morally gray world of ambition and desire.

If you love dark academia with psychological tension and complex characters who challenge every boundary, then you should read this!

💕Age gap romance
💕No cheating.
💕Breeding romance with kinks
💕OTT / Intense / Obsessed MC
💕HEA

Rating: ⭐️⭐️⭐⭐
Steamy:🌶️🌶️
POV: Dual
Warning⚠️: Check the TW's before reading.
Type📣: Standalone
Displaying 1 - 2 of 2 reviews