What a Wolf Demands by Amy Pennza is a tantalizing dip into the world of paranormal romance, blending the thrilling elements of supernatural allure with the timeless tug of emotional and romantic development. This book is part of the Wolves of Westervelt series, which entices with its complex characters, intriguing plot, and the seductive world of pack politics. Amy Pennza offers her readers a story where desires shroud secrets, and loyalties are tested against the raw nature of the beast within.

The novel introduces us to Lizette Butler, who has just entered the tumultuous world of the Westervelt Wolves. A newcomer to the hidden intricacies of wolf packs and their hierarchies, Lizette’s foray into this realm is spurred by a deep need to resolve unfinished family business; however, she soon finds herself deeply entrenched in more than just old family affairs. As she grapples with her burgeoning feelings for the enigmatic and fiercely protective pack Alpha, Alex Sullivan, Lizette is also faced with the daunting task of navigating the complex social structures of the pack.

Alex Sullivan, as the Alpha, embodies the strength and raw charisma expected of a leader. His character is a mix of rough edges tempered with a surprising sensitivity, a combination that makes him an irresistible focal point of both the narrative and Lizette's affections. However, the path to love and harmony within the pack is fraught with challenges. From external threats lurking around the borders of their territory to internal betrayals, Alex's responsibilities to his pack and his growing feelings for Lizette test his abilities as a leader and a lover.

Pennza's writing excels in building a palpable tension throughout the story. The romance between Lizette and Alex slowly unfurls against a backdrop of thrilling suspense and genuine danger, keeping the reader hooked with every turn of the page. The author deftly explores the primal, often harsh, realities of pack life without sacrificing the sensuous heat that fans of the genre expect. The chemistry between the protagonists is not just a spark but a raging inferno that has implications beyond their own circle, impacting the entire pack's fate.

Moreover, What a Wolf Demands does an admirable job in fleshing out its secondary characters, giving them enough depth and motive that enriches the plot. Whether it's the old, wise wolf who holds secrets of the pack or the rebellious young lycanthrope struggling with his role, each character adds a layer of complexity and reality to the fantastic narrative. This not only broadens the scope of the story but also anchors it in the emotional truths of its characters.

The author also explores themes of power, dominance, and submission within the pack dynamics, which mirror some of the central conflicts in human society. This thematic exploration raises questions about leadership, loyalty, and sacrifice. How much is one willing to bend or break for the sake of unity? Where do personal desires stand against the collective good? These questions are skillfully woven into the fabric of the narrative, compelling the reader to ponder long after the book is finished.

From a world-building perspective, Pennza crafts a setting that is both vivid and intricate. The lore of the Westervelt Wolves is detailed and well thought out, providing a solid ground for both the current storyline and potential sequels. The scenic descriptions are so rich and evocative that they almost act as a separate character, adding to the immersive experience of the novel.

However, while the book is largely compelling, it is not without its dips. At times, the pace may feel uneven, particularly in the middle sections where the internal politics and the personal conflicts of the characters might overwhelm the narrative thrust. Readers new to the genre might find themselves wishing for a glossary of terms used in the world of lycanthropes. Nonetheless, these are minor quibbles in a book that delivers a strong, engaging story.

In conclusion, What a Wolf Demands is a robust entry into the paranormal romance genre. Amy Pennza has spun a story that is rich in both emotional depth and plot complexity, with characters that stay with the reader long after the cover is closed. It’s a tale well told, with the promise of more intrigue and allure in the upcoming books of this series. For fans of werewolves, romance, and suspense-filled narratives, this book is a must-read.