In a world where music wields power, Selofan, the Melodic Guardian, faces his greatest challenge as the dark forces threaten to silence the harmony of the land. Can he find the strength within to protect the melodies that bind the world together, or will...

In the midst of a fierce battle against the dark forces, Kamen Rider faces a moral dilemma that threatens to shatter the bonds of his closest ally, leading to a dark reckoning of trust and courage....