In a quiet mountain town, 12-year-old Leo discovers something terrifying—the stars are disappearing from the night sky, one constellation at a time. With his skeptical friend Maya and a mysterious astronomer named Dr. Aris, Leo must race against time to uncover why the cosmos is fading. Their journey takes them from hidden libraries to ancient observatories, where they learn that the stars are connected to human stories and memories. Leo must find courage he never knew he had to solve the celestial mystery before darkness claims the sky forever.