When musician Alex Hunter discovers a mysterious melody unlike anything ever recorded, he becomes obsessed with unlocking its secrets. What begins as an artistic curiosity soon transforms into a dangerous journey through consciousness, creation, responsibility, and the hidden architecture of reality itself. As impossible echoes emerge and the boundary between music and existence begins to blur, Alex must confront a power capable of reshaping the world around him. Combining psychological suspense, speculative science fiction, and philosophical depth, The Song That Played When I Died delivers a haunting and unforgettable listening experience.