Automatic lock

"At that time, you were playing dead."

Liang Jingmo's soft words exploded in Jiang Le's ears like a thunderbolt, and her eyes suddenly widened, revealing an expression mixed with sudden realization and disbelief.

At this moment, a real picture seemed to appear in front of her. In the room where the lights were not turned on, Chris, who had just opened the door and walked in, was suddenly stabbed directly in the flank by a screwdriver leaning out from behind the door. And the murderer who was originally hiding behind the door slowly emerged from the darkness at this time, went out, closed the door, and left, all in one go.

"Of course, I guess the murderer knows about pretending to be dead." Liang Jingmo analyzed, "After all, the murderer himself should be a veteran, and he should have a lot of experience in judging whether it is the feedback of the feeling at the moment of stabbing, or the amount of bleeding in an instant." He himself should have known that the stab was not instantly fatal, at most it would make Chris faint in pain. But as long as Chris didn't call for help at the first time, there was no need for him to kill him on the spot, and he could come at the rhythm he originally planned. ”

He added: "You should know that the screwdriver is not like those special knives, it does not have a blood groove design, and if you don't pull it out after stabbing, it will plug the wound and let the blood not flow too quickly." Considering the drugs smeared on the screwdriver...... In my opinion, the murderer didn't intend to stab him directly in the first place, but wanted to use the effect of an overdose of H986 to slowly kill him. ”

"This heart is also considered vicious." Jiang Le frowned, "But you still didn't answer my question." In that case, Chris may not be able to call for help at the first time, but if the murderer leaves, and he feels that his physical condition is not right later, why didn't he call for help at that time and give it a fight? ”

"Let's talk about the circumstances of the murder first." Liang Jingmo said, "At that time, Chris obviously didn't know that he had been poisoned, but perhaps realized from the screwdriver, that his injuries were not fatal, and that there was still a chance to live, and he might even guess that the murderer might just want to hurt him and not kill people." In this case, of course, he would choose not to call for help so as not to provoke the murderer. ”

"What is he most concerned about in that state of playing dead? Yes, of course, it's a question like 'has the murderer left', or 'how far has the murderer gone'. For him, the damage caused by a screwdriver is actually very limited, and it is not that he has not suffered more serious injuries before than this. As long as he waits for the other party to stay away from here, he can find a chance to get up and do some emergency treatment by himself, and then find a chance to find out the truth when the day dawns. In the case of everything unknown, he will not easily choose to call for help unless he has to, and the reason for this is very simple. ”

Liang Jingmo looked around: "After all, who knows if it is a companion or an enemy who comes to the rescue?" ”

Some of the hosts he saw smiled knowingly, while others just sneered. In their eyes, Liang Jingmo, who temporarily played the role of a detective at this time, was not necessarily innocent, and his words were probably only heard.

Only the real murderer hiding inside knows that so far, Liang Jingmo has said it all.

"We can imagine what it was like." Liang Jingmo continued, "The murderer entered the room 'through some kind of mechanism', lurked inside, and then immediately stabbed Chris in the darkness when he returned. ”

After that, the killer left, and Chris was not dead at this time. He probably thought that the other party had made a mistake, or that he didn't plan to kill him in the first place, so he didn't make a dead move. At the same time, I boldly guessed that he had discovered the identity of the murderer in a short contact, and had the capital to fight back in the future. In order not to stimulate the murderer to cause the other party to turn around and kill people, he could only endure the pain and fall to the ground and pretend to be dead, while pricking up his ears to listen to the movement in the distance to see when he could end this state of pretending to be dead. ”

"Because the door lock can only be fastened from the inside, the most the killer can do when he leaves the room and use the electronic lock to lock the door, and he can't touch the other mechanical lock inside. So at this time, although the room was closed, it had not yet formed the secret room we know. After this, Chris listened to his footsteps fade away, judging if the other party was far enough away from him to avoid being noticed when he was tending to his wounds. ”

"There's a little detail here that is worth noting." Xiang Nanxing said, "About how the murderer sneaked into the room. I've said before that he may have made use of some sort of mechanism reserved in the room, but that's too general. The existence of electronic locks makes it impossible to establish the classical mechanism of 'jamming the crack in the door', and a cautious person like Chris will definitely carefully inspect the door and window as soon as he moves in, so this mechanism is probably not on the door. ”

He walked slowly to the porthole and motioned for everyone to come over.

"Personally, I prefer small mechanisms set up in windows. Although the restriction of the porthole when it is opened can prevent an adult from passing through, there is a blind spot in it, and it is not necessary to pass through the open window to pass through this side......

He opened the window, reached out, and pushed his backhand hard, as if he were tinkering with something against the outside of the window. Dozens of seconds later, in the eyes of everyone, he withdrew his hand, and four screws lay quietly in his palm.

"If you can't get through the window, then remove it entirely."

With a little effort, he removed the glass from the window, and then the metal frame of the window. After he took these things down, everyone saw that the window, which could barely allow a small child to pass through, had become one and a half times the size of the original. Although this size can't meet the needs of fat people, an ordinary adult can almost pass it with his shoulders shrunk.

"It's a very inconspicuous little mechanism, I made some preparations in the window before you arrived, and it only took me less than two minutes." Liang Jingmo threw the screws in his hand, "This small mechanism is very simple, remove the screws, and then reverse the direction of the installation." In this way, screws that could only be unscrewed on the inside of the room have to be unscrewed on the outside. On the night of the crime, the murderer probably unscrewed the screws from the outside, then removed the porthole and got into the room. ”

"Once in the room, he just reinserts the portholes and replaces the screws the correct way so that he doesn't leave any marks." Liang Jingmo said, "Of course, he could have made a secret room in the same way and left the room, but in that case, he would have left screws in the opposite direction, and it would not be flawless after all." So, he chose another way......"

He clapped his hands and walked back to the whiteboard he had used to explain.

"Back to Chris. As I mentioned earlier, he was pretending to be dead while listening to the footsteps of the murderer leaving, judging when he would be able to get up. Let's guess what he will do first thing when he gets up. ”

"Treat wounds...... Wrong. Jiang Le pursed his lips, "It should be 'lock the door'." ”

"Correct." Liang Jingmo nodded approvingly, "Chris doesn't know the murderer's means of infiltrating, and he doesn't have a chance to confirm it. For him, it is possible that the murderer swiped the electronic lock directly after getting the room card, so as soon as he resumed the operation, he should first lock the door from the inside and not let the other party open it as soon as he pushed. ”

"But the mechanical lock is used here, and although the sound of locking the door is not loud, it will still be a little noticeable in the silence of the night, so Chris can only endure it and wait until the other person is far enough away before making a move. At this time, he made an unexpected mistake - the benchmark he used to judge was his own hearing. ”

Jiang Le was slightly stunned, and suddenly his face changed drastically.

She reacted. Of the people present, she was probably the one who knew the most about the properties of the "demon heart", so she naturally knew that the drug would greatly enhance people's senses in the early stages of its effect. At this time when Liang Jingmo described, the toxin had obviously flowed all over Chris's body with the help of blood, and his senses, especially his hearing, were in an unprecedented state of sensitivity, but in that state of high mental tension, he himself might not be able to distract himself from noticing these changes that were happening in his body.

Using that kind of hearing that is beyond normal standards as a benchmark for judgment will undoubtedly make the already tense nerve even more tense. He will feel that the other party seems to be leaving very slowly, and what he makes will be heard at once, and at the same time, every change in the other party's footsteps is extremely obvious to his ears, and the slightest wind and grass will make his heart nervous again.

"In that state, as long as the killer can continue to attract Chris's attention and keep him in a state of tension, it will not be easy for him to discover the abnormality in his body, and by the time the side effects of the 'demon heart' completely erode him, it will be too late. This is the effect that the drug said earlier had on him. Liang Jingmo narrowed his eyes, "On the other hand, in order to ensure that he finally locked the door, the murderer remotely manipulated him to lock the door in a calculated time. ”

"Does this really exist?" This time, it was Yukihiko who questioned, "The 'demon heart' makes people excited, and it is easy to make wrong decisions when they are impulsive. But it's not the kind of hypnotic effect, it's not something he'll do when he shouts to lock the door outside. ”

"Of course the method exists, and it's so simple that you don't even need the slightest hypnotic technique, and you don't need to get close to him." Liang Jingmo said, "The murderer only needs to leave at a normal pace, and then suddenly stop in the distance and make a gesture to turn back." ”

In the crowd, someone's face changed slightly.

"The danger that was originally far away is suddenly approaching again, and this kind of stimulation that has just relaxed and immediately tensed is enough to make many people make the wrong decision, even if Chris is calm, there is a high probability that he will make mistakes under the emotional excitement caused by the drug - he judged that now is the last chance to lock the door, so he hurriedly locked the door, creating the last secret room we saw." Liang Jingmo said, "After that, the murderer only had to put on a posture of hesitation in place, whether he stood still or paced in place, so that Chris was in a mixed state of nervousness and luck, neither daring to relax nor taking the risk of calling for help, until heart failure." This is the truth that the murderer uses the sound of footsteps to transmit misinformation and manipulate the actions of others remotely. Liang Jingmo said, "Do you remember, when I was investigating in the corridor, I once stuck to the floor to look for clues, where I found a set of repatriated shoe prints, as I expected, this is proof that the murderer used this method." ”

But the murderer also left a little trace. In order to ensure that the sound of footsteps could reach Chris's ears, the killer not only augmented his hearing with a 'demon heart', but even used something that would not normally be seen in covert operations. It was it that convinced me that the set of repatriated shoe prints belonged to the murderer and none other than others. ”

He looked at the only hostess on board.

"The murderer was wearing a pair of high heels."

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