A new Fourth Wing book, Onyx Storm, has now released. Here's where to find the third Fourth Wing book, special edition info, and more.

Fans packed bookstores across the country Monday to be the first to get a copy of "Onyx Storm" by Rebecca Yarros. Here's what we saw in New York City.

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.