Sealed for three years, beneath the soil of a remote village, an old pickled cabbage jar quietly lies buried. Usually, no one pays attention to this inconspicuous dirt pit, and no one knows that the jar seals a deliberately concealed past. The seemingly peaceful rural life hides indescribable secrets. An accidental excavation brings the deeply buried jar back to light, and the traces covered by time slowly emerge. Those past events that everyone refuses to talk about are gradually unveiling their mysterious veil with the appearance of the jar.