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Stalker Romance

Vicious: A Dark Stalker Romance (Men of Shadow Book 1)

Sylvie St. Nyx

Book 1 in the Men of Shadow series · Reading order →

SpiceDarkness

How we rate spice & darkness

  • Kindle, paperback & audiobook on Amazon
  • Spice & darkness rated — content warnings listed below

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Why we recommend it

The title alone signals the tone: a shadowy man, ruthless devotion, and a heroine who becomes his singular obsession. Opening a series of dangerous men, this stalker romance delivers brooding intensity and the seductive pull of a hero who would burn the world to keep her. Expect tension that crackles, a protector with a vicious streak, and the heady danger of being wanted without limits.

At a glance

Vicious is a stalker romance by Sylvie St. Nyx. It rates 4/5 for spice and 4/5 for darkness, mid-range for stalker romance: of the 404 stalker romance books we rate, 7% score lower for darkness and 17% lower for spice. Tropes: stalker, dark protector and alpha hero. 2 content warnings are listed below, hidden until you tap.

Book details

Published
February 2026

Vicious spice level

Vicious is rated 4/5 for spice on Readark’s scale: explicit and frequent, meaning multiple detailed scenes, with heat central to the story. Its darkness rating is 4/5: heavy, meaning sustained cruelty, trauma or non-consent central to the relationship. How we rate

Vicious content warnings

We list 2 content warnings for this book. They stay hidden until you tap, so you can check without spoilers.

Content warnings (tap to reveal)
  • Emotional Abuse / Gaslighting
  • Graphic Violence

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