The security guards immediately relented and said, "No, no, we just went out for dinner, so we didn't see it. Usually... Usually, we always stay right in front of the surveillance monitors."

Chen Shi said, "Really? I want to go to the monitoring room to have a look."

"I'm afraid that won't work. The hotel has its rules."

"A greater rule than the law? The police are investigating a case and citizens have an obligation to assist."

The security guards looked at each other and then agreed. After returning the oil painting, Chen Shi and Lin Dongxue followed them to the monitoring room. The security guards said that they would clean it up and let them in after five minutes.

Chen Shi noticed that the equipment there was advanced and complete. Then he looked at the sofa. A piece of clothing hanging on it was used in an attempt to cover up their playing...