女儿丹丹今年十五岁

In some places under the Han Dynasty where the yin energy is extremely strong, the spatial structure is unstable, and situations like what you mentioned will indeed occur. However, this situation is rare. And even if there is, the time and space vortex appears for a very short time. It is even rarer to hear of people being thrown into the underworld through this vortex of time and space....