C83 Suffering a Night Attack

After she bought the stuff, she walked into the elevator with the bag, came out of the elevator, and the lights in the hallway were voice-controlled, There were only two families on each floor. The other family didn't have any residents, so it was exceptionally quiet.

Bai Youyou was about to raise her foot and use her footstep to control the sound control light to light up.

Suddenly