The Girl in the Tower, Katherine Arden's middle installment in the Winternight Trilogy, follows Vasya as she flees her village disguised as a boy, seeking freedom from marriage expectations in medieval Russia. Arden excels at atmospheric world-building, weaving Slavic folklore seamlessly into historical fiction while exploring themes of female agency and the clash between old beliefs and Christianity.

Vasya remains a compelling protagonist—headstrong and magical, struggling against societal constraints while navigating relationships with mythical creatures and her conflicted family. The supporting cast, particularly her priest-brother Konstantin and the winter-king Morozko, adds emotional complexity. Arden's prose is lyrical without being overwrought, capturing both the harsh beauty of Russian winters and the intimate warmth of human connections.

The pacing suffers somewhat from middle-book syndrome—it's clearly setting up the finale while resolving its own plot threads, leading to moments that feel transitional rather than essential. The romance elements, while tastefully handled, may feel underdeveloped for readers seeking deeper emotional payoff. Some plot conveniences strain credibility, and Vasya's modern sensibilities occasionally feel anachronistic despite the fantasy elements.

The book works best for readers who enjoyed the first installment and want more of Arden's folkloric atmosphere, but newcomers might feel lost without the foundation. Fantasy readers who appreciate historical settings, feminist themes, and mythology will find much to love, particularly those drawn to quieter, character-driven narratives over action-heavy plots. However, readers seeking standalone stories, fast-paced adventures, or contemporary fantasy should look elsewhere. This is thoughtful, atmospheric fantasy that rewards patience and investment in the series arc, making it ideal for readers who savor world-building and character development over immediate gratification.