In "Mystery Walk," Robert R. McCammon paints a vivid image of Mr. Sayre's intense gaze, suggesting that he possesses a powerful and restless energy. The metaphor of lightning behind his eyes indicates a brewing storm of emotions or thoughts, hinting at a potential eruption of action or revelation. This imagery conveys a sense of foreboding and intrigue surrounding Mr. Sayre's character.

His eyes searching for a place to strike symbolize an inner turmoil or conflict, emphasizing the tension and unpredictability in his demeanor. This description not only captivates the reader's attention but also sets the tone for the unfolding narrative, raising questions about Mr. Sayre's motives and the impact he will have on those around him.