C75 Outside the Room.
The sound insulation between the wall and the door was very good, but when Ren Yin came to the door, she heard some slight noises.
It sounded like a battle, but it seemed to be on another floor. Even if Ren Yin had the ability to control the sound waves, she couldn't hear the specific details.
Could she still move outside at night?
It shouldn't be completely free