*Dark Wolf Running* by Rhyannon Byrd is an engaging paranormal romance novel that is part of the *Primal Instinct* series. The story follows the powerful and brooding wolf shifter, Mace, who is struggling with his past and his deep-seated desire to protect the woman he loves, Lexi. As danger looms, Mace must confront his fears and a dangerous enemy to protect her, while navigating the intense attraction and emotional turmoil between them.

Byrd’s writing is immersive, with rich world-building and vivid descriptions that bring the supernatural elements of the story to life. The chemistry between Mace and Lexi is electric, filled with passion and tension, which adds to the emotional stakes of the plot. The action and suspense are well-balanced with the romance, keeping readers engaged throughout the novel.

Though the book follows some familiar paranormal romance tropes, *Dark Wolf Running* stands out for its strong character development, action-packed scenes, and the complex dynamics between the characters. It’s a great read for fans of wolf shifters, steamy romance, and suspenseful plots.