Romantasy Rated

Iron Flame

Rebecca YarrosThe Empyrean, book 2

Cover of Iron Flame by Rebecca Yarros
Cover from rebeccayarros.com
At a glance
Blaze: several explicit scenes3 sex scenes, 3 kissing only ยท Common Sense Media 17+
Heat our rating
4/5 Blaze
Age our rating
18+ Common Sense Media: 17+
Sex scenes
3 chapters plus 3 kissing chapters
Pages
640 Entangled edition, ISBN 9781649375858
Published
7 Nov 2023 Entangled Publishing / Red Tower Books

Scene chapters

  1. Ch.12Kissing
  2. Ch.20Kissing
  3. Ch.27Sex scene
  4. Ch.37Sex scene
  5. Ch.48Sex scene
  6. Ch.60Kissing

Sources: The Mary Sue.

Also on the page

war and battle violence, blood and serious injuries, death, poisoning, strong language, explicit sexual content.

Why Blaze

Several explicit scenes.

Three chapters, 27, 37 and 48, are explicit sex scenes, and three more (12, 20, 60) are a make-out or a kiss.

Why 18+

18+ from us; Common Sense Media says 17+.

Labelled new adult by the publisher.

At and near heat 4

  1. Cover of Onyx Storm by Rebecca YarrosRebecca YarrosOnyx StormSeveral explicit scenesBook 3 of The Empyrean
  2. Cover of Fourth Wing by Rebecca YarrosRebecca YarrosFourth WingSeveral explicit scenesBook 1 of The Empyrean
  3. Cover of Quicksilver by Callie HartCallie HartQuicksilverSeveral explicit scenesBook 1 of Fae & Alchemy
  4. Cover of A Court of Mist and Fury by Sarah J. MaasSarah J. MaasA Court of Mist and FurySeveral explicit scenesBook 2 of A Court of Thorns and Roses
  5. Cover of House of Earth and Blood by Sarah J. MaasSarah J. MaasHouse of Earth and BloodSeveral explicit scenesBook 1 of Crescent City
  6. Cover of A Court of Thorns and Roses by Sarah J. MaasSarah J. MaasA Court of Thorns and RosesOne or a few on-page scenes, limited detailBook 1 of A Court of Thorns and Roses

Sources

Checked 1 Nov 2026 against 4 sources.

Still being checked

  • Chapter total of 66

All open checks