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.

Rebecca Yarros' latest book, "Onyx Storm", has officially arrived. The author shared a message for fans on the release day of the highly anticipated novel, the third installment in Yarros' popular Empyrean series.

The hotly anticipated third book in the bestselling author's romantasy series is here — catch up on the first two before you read the third!

The release of the latest installment of Rebecca Yarros’ romantasy Fourth Wing series, Onyx Storm, caused Target’s website and app to crash in the early hours of Tuesday, the book’s hardcore fans believe. According to Down Detector, the outages first began to be reported around 2:45am before spiking 30 minutes later.

The release date for Onyx Storm is fast approaching, so here's how you can read all of author Rebecca Yarros's previous books in order.

The Legacy series’ main draw is the romance novel Reason to Believe, which follows the big-hearted Harper as she falls in love with her brother’s best friend Knox in a tiny Colorado town. The pair is rebuilding after losing Knox’s elite firefighter crew, including his and Harper’s fathers.

Fourth Wing fans have rushed to support Rebecca Yarros after she shared an update on book four. It comes as book three, Onyx Storm, finally hits shelves today (January 21). The hotly-anticipated follow up to Fourth Wing and Iron Flame continues to follow Violet Sorrengail and Xaden Riorson and the other cadets at Basgiath War College.

People packed into bookstores, bars and breweries on Monday night, some decked out in dragon-rider leathers, to greet the latest book from Rebecca Yarros: Onyx Storm, a book so anticipated it's bringing back the midnight book release.

Local fans flocked to bookstores Tuesday morning for "Onyx Storm," the third installment in Rebecca Yarros' fantasy romance series about dragon rider Violet Sorrengail.

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.