At this moment, all the survivors who were resting in place were facing a great enemy.
Although Song Zhi said that this place was safe and zombies could not get in, they did not know how they could not get in.
After all, they saw that the place was empty. Not to mention any special defensive measures, they didn't even see a door.
"Don't worry, I told you, this place is absolutely safe and zombies can't get in."
Song Zhi gradually approached until he crossed the line drawn by the system, then he gently put the person in his hand aside.
Looking at the nervous expressions on everyone's faces, he explained.
Everyone heard it, but didn't respond. They continued to look nervously at the zombies attacking Song Zhi from behind.
Song Zhi knew from their expressions that they didn't believe it.
However, Song Zhi didn't say anything more, intending to let them see it with their own eyes.
She stood there, facing everyone.
In a few seconds, the zombies behind Song Zhi had already arrived behind Song Zhi. Seeing her defenseless back, they screamed and showed their claws and fangs.
"Boss Song, be careful!"
When everyone saw this, their hearts suddenly rose to their throats and they exclaimed in surprise.
But the next second, the zombie seemed to have hit a barrier and was bounced back with a hideous look on its face.
Song Zhi, on the other hand, had no injuries on his body.
Even though Song Ci had seen the defense measures of many large bases, he couldn't help but ask Song Zhi at this moment.
"Boss Song, what is this? A new type of protective electric grid. No, that's not it. What is that?"
Not to mention that the power grid could not be so transparent, the fact that they could move through freely while the zombies could be perfectly shielded from outside was beyond his comprehension.
Does such a thing still exist in the world?
If this is promoted and installed in every base, the living space of mankind will be qualitatively improved.
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