Losing someone important left a deep scar in Lan's heart, prompting him to search for the key to enter the Ghost Realm for thousands of years. As the key, Xue Wei entered this unknown realm alongside the deity and encountered a world, unlike the one he knew.
In the living world, death was not horrible, as even a dead plant would enter the circle of life and become something else, however, the Ghost Realm was devoid of life, and only souls would roam about. Their way of living was different from everything he was used to, and soon this strange new world expanded his horizons.
They entered the Ghost Realm with the intention of locating and retrieving Lan's sweetheart, but what they found reversed their entire understanding of the past and the future. Many questions appeared, but the answers kept eluding them.