The alarm on the detector was still screeching.

The four policemen in front of them stared at the red dots on the LCD screen on the detector, which moved so fast.

The detector above shows that the red dot can move to their side in less than ten minutes.

As the distance grew closer, the harsh alarm sounded louder and louder.

An invisible sense of fear suddenly surged around.

I saw the fat policeman's head was beginning to sweat, wiping the sweat and saying, "Everybody's ready..."

"I'd like to see what it is and come to us."

As he spoke, he pulled out the gun in his waist.

Obviously, the...