What would you do if you could go back ten years?
Stock trading? Buy a house? Or, have a good love affair with the person you once missed?
As a policeman, Cheng Qian chose to save those comrades who had sacrificed their lives.
And, save himself.
In Haicheng, there was a weak butterfly that flapped its wings.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
