Onyx Storm by Rebecca Yarros (Empyrean Series)

The third book in Rebecca Yarros' Empyrean series — continuing directly from Iron Flame's cliffhanger with higher stakes for Violet and Xaden. Fourth Wing became one of the fastest-selling adult fantasy novels in publishing history. Requires reading Fourth Wing and Iron Flame first — adult romantic content throughout.

Onyx Storm is the third book in Rebecca Yarros' Empyrean series, continuing directly from the cliffhanger ending of Iron Flame. The series began with Fourth Wing, which became one of the fastest-selling adult fantasy novels in publishing history. The book contains adult romantic content consistent with the previous two instalments. Reading Fourth Wing and Iron Flame first is required — Onyx Storm does not work as a standalone entry.

Featured 2025-12-28