Fourth Wing Author Rebecca Yarros Announces Threshing Day, New Book in Empyrean Series
Rebecca Yarros, author of the widely popular fantasy romance book series Fourth Wing (The Empyrean series), announced the title of a new book called Threshing Day, which will be released on September 29, 2026. Yarros originally revealed the hotly rumored book without a title, but with the ability to preorder back in April. Fans instantly…