In a world where kings are ranked, a kindly little hearing-impaired prince sets off on a journey to become a powerful king, despite all odds.

Cast:Minami Hinata, Ayumu Murase, Yuki Kaji, Takuya Eguchi, Yoji Ueda, Daiki Yamashita,

Genre:Animation, Action & Adventure, Sci-Fi & Fantasy,

country:Japan,

Production:WIT STUDIO, KADOKAWA, Aniplex, Bandai Spirits, Fuji Television Network, dentsu,