The story revolves around Gu Yuan, a private detective with the ability to observe parallel cities. He lives in a seemingly ordinary modern city, but through his special perspective, readers will see another world hidden in the gaps of the city - a mysterious existence formed by the superposition of cities in countless parallel dimensions. As Gu Yuan's investigation deepens, he gradually discovers that he is not the only person with special abilities. Various supernatural powers begin to appear, and there seems to be a huge conspiracy hidden behind these powers. He needs to cooperate with police criminal investigation captain Su Qing, occult researcher Wei Lao and others to fight threats from other dimensions, while uncovering the secrets of his life experience and protecting the balance of the world.
