Hughie is a mysterious wolf-like being from the Magic Realm, capable of shifting between animal and human forms. His wolf form displays blue fur with light bluish-gray underparts, brown eyes featuring yellow sclera, and a medallion adorning his collar. In human guise, he appears as a 175cm-tall teenage boy with sharp blue eyes and pale blue hair streaked with pale pink. His Germanic-derived name, meaning "mind," "spirit," or "heart," underscores his thematic essence. Originally from the Magic Realm, Hughie first connected with Matsuri Hibino’s father, Michihito Hibino, after sustaining injuries during a search for Myamu when she fled to the human world. He exhibits a playful, capricious nature, often teasing characters like Toma Ibuki and Myamu, yet harbors unwavering dedication to preserving PriMagi’s core spirit—harmonious collaboration between humans and magicians. His dynamic with Toma evolves from abrupt Magic Realm visits that inadvertently lead to Toma’s kidnapping by a witch. During the rescue, Hughie shields Toma from magical assaults, awakening his blue wolf spirit and confessing his desire to understand PriMagi’s joy. This forges their bond, culminating in their musical duo TrutH. Their debut song "Don’t be Afraid" and coordinated harness-themed outfits symbolize this partnership. Hughie covertly opposes the Omega Corporation’s exploitation of PriMagi’s magic, operating a training camp to shield protagonists and confronting Omega directly to protect Myamu and PriMagi’s integrity. His ties extend to other magical beings: he trains under the water spirit Undine, who tests his resolve during Toma’s kidnapping, and guides Myamu through her insecurities. His recurring theme color is sapphire blue, and he favors apples as his preferred food. In the series’ conclusion, Hughie remains committed to bridging realms, implicitly continuing efforts to spread PriMagi’s magic in the Magic World alongside the protagonists.