Ruthless Vows cover

Romantasy

Ruthless Vows

Rebecca Ross · Letters of Enchantment #2 · 2023

Divided by the front lines and a fragile memory, two rival journalists risk everything to reunite and end a god's war.

Score
79.9
Spice
🌶️🌶️🌶️🌶️🌶️Sweet
POV
dual
Ending
HEA / HFN

Tropes

Content warnings

WarDeathGrief & lossViolenceGraphic violenceBloodGoreTortureMajor character deathPTSDKidnapping

Curated signals, not an exhaustive guarantee.

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What readers think

Readers consistently praise Rebecca Ross's lyrical prose and the Iris-and-Roman relationship, which remains the emotional core despite the pair spending most of the book apart — the amnesia-driven second correspondence is widely described as bittersweet and inventive. The epilogue earns particular acclaim for its restrained but deeply satisfying payoff. On the critical side, the most repeated complaints are an anticlimactic resolution to the Dacre conflict, underdeveloped antagonist mythology, and a slower first half; many readers also felt the book sacrificed romance for worldbuilding without delivering fully on either. A vocal minority preferred it to Divine Rivals for its expanded fantasy scope, but the consensus places it slightly below the first book while still rating the duology as a whole at 4 stars.

Read it if

  • · Readers who finished Divine Rivals and need the emotional resolution of Iris and Roman's story
  • · Fans of lyrical, prose-forward romantasy where the letters and longing matter more than action sequences
  • · Readers who enjoy wartime fantasy with divine antagonists and a hopeful, earned happy ending

Skip it if

  • · You want the enemies-to-lovers tension of book one — the rivals dynamic has resolved and the separation replaces it
  • · You are sensitive to war violence, torture, PTSD, or major character deaths
  • · You expect a robust magic system or satisfying mythological deep-dive into the gods' world

If you liked this

  • · For fans of Shadow and Bone — wartime stakes, rival factions, and a central romance tested by separation and enemy manipulation
  • · For fans of The Night Circus — lush lyrical prose and a love story sustained across distance by written connection
  • · For fans of Fourth Wing — romantasy with divine conflict and high battlefield stakes, though far lower on heat
  • · For fans of One Dark Window — atmospheric fantasy romance with a creeping darkness and morally charged choices

In this series

Part of Letters of Enchantment — read in order:

  1. 1Divine Rivals
  2. 2Ruthless Vowsyou’re here
Full series profile & spice/trope breakdown →

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