This is a multi-heroine novel that combines urban suspense and light Cthulhu elements. The story tells that Lin Shouxin runs a mysterious shop that can "repair regrets" and takes people back to the past through an ancestral bronze key, only to discover that there is a supernatural threat originating from ancient doors lurking in the modern city.
When many women are marked as energy beacons by mysterious forces, abnormal phenomena occur frequently in the city, and everyone is forced to be involved in a crisis related to reality. At the junction of the abyss of memory and the neon lights of the city, they must uncover the truth about their family inheritance and make a choice between protection and evolution.
This book takes the modern city as the stage and explores regret, memory and human nature. It is a surreal urban legend full of suspense and emotional tension.