In the desolate outskirts of the ancient city, there is a dilapidated courtyard. Pedestrians passing by always seem to have entered the gate of hell by mistake, never to return.
The meandering cup, the student Jin Luyao who came to City C for the first time, the boy in white whose identity is a mystery, the gardenias in the courtyard, how the little-known nursery rhymes are related to this haunting incident