The walls of the rooms in the Class A sector were very thick, making it impossible for Su Yu to eavesdrop even if she wanted to. Fortunately, she was now merely a paper cutout; since the wall was thick, she could simply squeeze through the gap in the door.
"Let's check the rooms on either side first."
Su Yu first went to Room 10, which was next to Room 8. The rooms here were arranged in alternating odd and even numbers, so opposite Room 8 was Room 7, and to its left was Room 10.
Chapter 33