Maya showed the map she had drawn to Lin Wu, "From west to east, labeled as 1 and 2. From south to north, labeled as A, B, C, D."
Lin Wu thought for quite a while, "2G."
Maya indicated on the map with the tip of her pen, Lin Wu nodded, and Maya circled to record: one.
The four of them continued to move forward, positioning themselves as they went. Based on Maya's map, they had been in the western area of the living quarters the entire time, maintaining a considerable distance from the central point, 9M.
After the rope was laid out, Maya retraced her steps, searching for diverging paths. At the tenth manhole cover, Lin Wu brought good news, "8L."
Wow! Cotton and Peanut exclaimed in surprise. Having stayed in the foul-smelling sewer for over two hours, anyone would hope to finish the job and leave this dreadful place as soon as possible.
Using 8L as a reference, Maya began a search in all directions. Unfortunately, the closest to 9M was only 8L.