In a world where demons and humans coexist, two warriors, bound by fate and the golden strings of the Demon Slayer, must navigate the treacherous paths of love, loyalty, and the fight against the dark forces....

In a world where mirrors hold secrets and music speaks of souls, two musicians, bound by fate and love, must confront their double visions to save their beloved music and each other....

When a demon and a human are bound by a golden string, their friendship is tested by the very nature of their worlds. Will their love be strong enough to transcend the boundaries of their forbidden bond?...