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Mafia / Mob Romance

Darkest Oblivion: An Arranged Marriage Dark Mafia Romance (Doomed Vows)

O.S Feathers

Book 1 in the Doomed Vows 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

An arranged-marriage dark mafia romance where darkest oblivion becomes the only place either side feels safe. Cold power plays meet possessive intensity.

At a glance

Darkest Oblivion is book 1 in O.S Feathers’s Doomed Vows series. It rates 4/5 for spice and 5/5 for darkness, one of the darker reads in mafia romance: of the 931 mafia romance books we rate, 93% score lower for darkness and 24% lower for spice. Tropes: forced marriage, morally grey MC and possessive-obsessive MC. Of the 9 O.S Feathers books we rate, it is the darkest. It runs to 226 pages. We have not tagged its content warnings yet, so check the author’s notes before you start.

Book details

Pages
226
Published
September 2025

Darkest Oblivion spice level

Darkest Oblivion 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 5/5: extreme, meaning taboo-adjacent themes taken to the edge of the genre. How we rate

Darkest Oblivion content warnings

We haven’t tagged content warnings for this book yet. If you have specific triggers, check reader reviews before you start.

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