When multiple colorful worlds begin to fall out of rhythm, a curious and kind-hearted girl named Melory is unexpectedly chosen to restore balance. Alongside a disciplined warrior, a beat-loving rapper, a sunshine-powered optimist, and a mysterious creature with hidden wisdom, Melory embarks on a vibrant journey where music, teamwork, and courage reshape reality itself. As chaos spreads, the group must learn to sync their differences—or risk the worlds collapsing into silence.