Forty years ago, a seven-person squad sworn to protect the kingdom was wiped out, and their lingering obsession turned them into evil spirits that haunted the world. Forty years later, Suyue transmigrates into this world, and the power hidden within her brings the seven together once more. Their journey back through time rewrites the fate of their downfall. Meanwhile, the upside-down black tower, the secrets of the royal palace, and the mystery of who the real heroine is will all be revealed layer by layer as they travel side by side.
