(The short story practice continues. This is actually a small time travel with a bit of sadism and vulgarity, but the plot is too vulgar, so I can't bear to write it anymore, so I just watch it for fun. To pass the time when I have no inspiration. It's purely for pen practice.) The writer Su Hei said: Most pain is the result of unwillingness to leave. There is no destiny of misfortune, only the persistence of not letting go.