Tang Yu was sitting on the elevator on the twelfth floor, and it was surprising that a fellow with a hole in his head was lying on the ground. Look at this situation. It's just a gamble lost.

There are obvious words on the wall of the twelfth floor. There are some rules on gambling on the twelfth floor. Once you enter here, you sign a life and death certificate. You can't call the police for life and death. You are willing to lose gambling. It's all about gambling on life, hands and feet, or huge sums of money, real estate or whatever.

Inside, there are more than a dozen...