She pressed it again.
Then, the wall closed again, but there was still no ear-piercing sound. There was still no red alert on the big screen, and there was still no red light flashing in the room.
Jiang Yue finally understood the reason why the beeping sound, red alarm, and red light flashed. It was to remind the owner of the space. The corresponding red button would not be reminded again after being pressed once.
The red button probably had nothing to do with whether the door could be opened or not. It was obvious that the red button had two functions. One was to cancel the alarm at the beginning, and the other was to open the wall in the middle of the big screen, causing the wall to open and reveal the door.
As for the opening of the white door, it was another matter.