Rebecca Yarros' "Onyx Storm" comes out on January 21. Here's what to remember about "Fourth Wing" and "Iron Flame" before you read it.

Bestselling author Rebecca Yarros, who is known for the Empyrean series, which includes "Fourth Wing" and its sequel "Iron Flame," has revealed ... "It's amazing to be back with these characters ...

Fans who have waited more than a year for Yarros’ latest romantasy novel, the highly anticipated follow-up to "Fourth Wing" and "Iron Flame," spent ... Xaden and Violet front, she’s not ...

Over the weekend, Yarros shared on Instagram a "little sneak peek at the back of the jacket ... Yarros added. Rebecca Yarros' books, "Fourth Wing," "Iron Flame" and "Onyx Storm." ...

The third book in Rebecca Yarros' "Empyrean ... she is bonded with two dragons. 'Iron Flame' culminates with a battle at Basgiath Violet and her friends rush back to Basgiath when they realize ...

The third book in Rebecca Yarros' "Empyrean" series comes out on January 21. It will pick up where dragon rider Violet Sorrengail left off in "Iron Flame ... he's integrated back into Basgiath ...

The third book in Rebecca Yarros' "Empyrean" series comes out on January 21. It will pick up where dragon rider Violet Sorrengail left off in "Iron Flame." Warning ... Violet is wary of Jack as he's ...