Explained: Rebecca Yarros is writing the 4th 'Empyrean' book. Here's everything the 'Fourth Wing' author has said about itgm so far.

Over a year after Rebecca Yarros released "Onyx Storm," she is finally writing the next book in the "Fourth Wing" universe.

Background

Over a year after Rebecca Yarros released "Onyx Storm," she is finally writing the next book in the "Fourth Wing" universe.

What to know

This page summarizes the latest context, related facts, and follow-up reading for this topic.