In Xiao Yunyun's apartment in the city center.

Xiao Yunyun had slept for a whole day.

When she opened her eyes, the sun was already setting outside the window. If it was not for the "afternoon" displayed on her mobile phone, she almost thought it was early in the morning.

It was exactly the evening rush hour.

On the road before the apartment building, private cars were speeding like arrows on the driveway. The buses and the sidewalk were ...