The people of the kingdom look down on Prince Bojji for his inability to hear or speak, earning him the nickname "The Useless Prince" and frequent mockery. Yet, Bojji possesses a strong heart that shines through his physical limitations. When he encounters a shadow creature, instead of being traumatized, he sees a potential friend among those who only see his weaknesses. Their regular meetings develop into an unexpected bond, even softening Kage's rough exterior. This friendship with Kage becomes a crucial part of Bojji's journey, helping him overcome his fears and insecurities to become a worthy king. Despite enduring constant ridicule, he remains committed to his goal of achieving greatness.