The Empyrean series has captured the hearts of readers worldwide, propelled by its unique premise and viral popularity on TikTok. The series kicked off with *Fourth Wing*, which has maintained its spot on Amazon's top-sellers list since 2023. The latest addition to the series, *Onyx Storm* by Rebecca Yarros, secured the number two spot for preorders on Amazon in 2024, showcasing the series' continued success.

*Onyx Storm* is set to be released on Tuesday, January 21, and preorders are currently available at a discount on Amazon. If you're new to the series, you can catch up with the first two books, *Fourth Wing* and *Iron Flame*, which are available for free with a Kindle Unlimited subscription for a limited time.

Onyx Storm Preorders

Onyx Storm (Standard Edition)

Hardcover and Kindle versions of the standard edition are available at a discount:

• $29.99 save 30% - $20.98 at Amazon
• $29.99 save 50% - $14.99 at Amazon Kindle

Preorders for the standard version of Onyx Storm are currently discounted for both the Hardcover and Kindle ebook. The deluxe edition remains at full price, while paperback versions are not yet available. For more purchasing options, check out our guide on where to buy books online.

What Is the Empyrean Series About?

When I first heard about the Empyrean series, a friend described *Fourth Wing* as "Like the Harry Potter books, but with dragons". Intrigued, I dove in, only to find that while the series starts with a magical school setting, it soon evolves into something more akin to the *Twilight* series. The series is a thrilling blend of fantasy and romance, with graphic details that leave no room for subtlety.

The narrative follows Violet Sorrengail, a seemingly delicate young woman coerced by her powerful mother into attending a perilous academy for dragon riders. As Violet navigates her vulnerabilities and strives to survive, she also grapples with complex feelings about her mother, her childhood friend, and a boy she believes wishes her harm. Amidst this, deeper mysteries involving the dragons and her world unfold, placing Violet at the heart of an epic and intense romance.

Fourth Wing and Iron Flame on Kindle Unlimited

Kindle Unlimited

See subscription options at Amazon.

The first two books of the Empyrean series, Fourth Wing and Iron Flame, are currently free on the Kindle app with a Kindle Unlimited subscription. If you're eager to start the series, log into your Kindle account and download these books before they're removed from the subscription service.