The topographic map

"Maybe the murderer needed to hold the victim firmly in place to prevent him from making a louder sound and disturbing others. That's why the dead were tied up so tightly." Zheng Qiu thought for a while and could only come up with this explanation.

"No, that won't happen. Since the murderer was able to take fourth miss Feng from the Feng family, not through the door, but through the window, it shows his strength. No, it can be confirmed that the murderer practices martial arts." Gu Xin raised a finger and paused for a moment. She then extended another finger, " secondly, miss Feng Si definitely knows this person and is willing to go out with him. That's why she didn't struggle or make any noise when she left.

"Then what if we use drugs to knock Feng Si young lady out? Wouldn't the murderer be able to take them away easily?" Gu en was also caught up in Gu Xin and Zheng Qiu's reasoning.

When he arrived, he had already understood the case.