Who is Onyx Storm’s silver-haired venin, and what does the new Fourth Wing villain want with Violet and Andarna? Here’s everything we know.

But first, a refresher is in order: Let’s revisit the world, characters and everything that’s happened so far in “Fourth Wing” and “Iron Flame,” including their endings. The Continent: All the land that is encompassed so far in the "Empyrean" world. Within the Continent are different kingdoms with different leadership structures.

With the Midnight release of Rebecca Yarros' Onyx Storm, many fans celebrated by dressing up as their favorite characters from the book series.

It's the third book in the popular "Empyrean Series" by Rebecca Yarros, which is the story of a young dragon rider named Violet who finds herself in the middle of a magical war.